Home / 746,040-1,029,535.68-406,508.16

Finding the Fourth Proportional to 746,040, 1,029,535.68 and 406,508.16

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Solution

The fourth proportional to 746,040, 1,029,535.68 and 406,508.16 is: 560,981.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,040 : 1,029,535.68 = 406,508.16 : x
  2. Step 2: Convert to fraction form
    746,040/1,029,535.68 = 406,508.16/x
  3. Step 3: Cross multiply
    746,040x = 1,029,535.68 × 406,508.16
  4. Step 4: Simplify right side
    746,040x = 418,514,654,931.15
  5. Step 5: Solve for x
    x = 418,514,654,931.15/746,040
  6. Step 6: Final answer
    x = 560,981.52

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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.