Home / 1,105,190.50-1,657,785.75-357,236.50

Finding the Fourth Proportional to 1,105,190.50, 1,657,785.75 and 357,236.50

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Solution

The fourth proportional to 1,105,190.50, 1,657,785.75 and 357,236.50 is: 535,854.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,190.50 : 1,657,785.75 = 357,236.50 : x
  2. Step 2: Convert to fraction form
    1,105,190.50/1,657,785.75 = 357,236.50/x
  3. Step 3: Cross multiply
    1,105,190.50x = 1,657,785.75 × 357,236.50
  4. Step 4: Simplify right side
    1,105,190.50x = 592,221,579,079.88
  5. Step 5: Solve for x
    x = 592,221,579,079.88/1,105,190.50
  6. Step 6: Final answer
    x = 535,854.75

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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.