Home / 708,529.08-1,063,023.12-424,175.16

Finding the Fourth Proportional to 708,529.08, 1,063,023.12 and 424,175.16

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Solution

The fourth proportional to 708,529.08, 1,063,023.12 and 424,175.16 is: 636,400.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,529.08 : 1,063,023.12 = 424,175.16 : x
  2. Step 2: Convert to fraction form
    708,529.08/1,063,023.12 = 424,175.16/x
  3. Step 3: Cross multiply
    708,529.08x = 1,063,023.12 × 424,175.16
  4. Step 4: Simplify right side
    708,529.08x = 450,908,002,009.70
  5. Step 5: Solve for x
    x = 450,908,002,009.70/708,529.08
  6. Step 6: Final answer
    x = 636,400.13

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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.