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Finding the Fourth Proportional to 707,598.38, 976,229.33 and 401,497.47

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Solution

The fourth proportional to 707,598.38, 976,229.33 and 401,497.47 is: 553,921.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,598.38 : 976,229.33 = 401,497.47 : x
  2. Step 2: Convert to fraction form
    707,598.38/976,229.33 = 401,497.47/x
  3. Step 3: Cross multiply
    707,598.38x = 976,229.33 × 401,497.47
  4. Step 4: Simplify right side
    707,598.38x = 391,953,607,138.54
  5. Step 5: Solve for x
    x = 391,953,607,138.54/707,598.38
  6. Step 6: Final answer
    x = 553,921.00

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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.