Home / 1,105,221.51-1,657,832.27-395,206.49

Finding the Fourth Proportional to 1,105,221.51, 1,657,832.27 and 395,206.49

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Solution

The fourth proportional to 1,105,221.51, 1,657,832.27 and 395,206.49 is: 592,809.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,221.51 : 1,657,832.27 = 395,206.49 : x
  2. Step 2: Convert to fraction form
    1,105,221.51/1,657,832.27 = 395,206.49/x
  3. Step 3: Cross multiply
    1,105,221.51x = 1,657,832.27 × 395,206.49
  4. Step 4: Simplify right side
    1,105,221.51x = 655,186,074,603.98
  5. Step 5: Solve for x
    x = 655,186,074,603.98/1,105,221.51
  6. Step 6: Final answer
    x = 592,809.74

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.