Home / 771,223.61-1,064,281.17-444,416.56

Finding the Fourth Proportional to 771,223.61, 1,064,281.17 and 444,416.56

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Solution

The fourth proportional to 771,223.61, 1,064,281.17 and 444,416.56 is: 613,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,223.61 : 1,064,281.17 = 444,416.56 : x
  2. Step 2: Convert to fraction form
    771,223.61/1,064,281.17 = 444,416.56/x
  3. Step 3: Cross multiply
    771,223.61x = 1,064,281.17 × 444,416.56
  4. Step 4: Simplify right side
    771,223.61x = 472,984,176,444.18
  5. Step 5: Solve for x
    x = 472,984,176,444.18/771,223.61
  6. Step 6: Final answer
    x = 613,290.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.