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Finding the Fourth Proportional to 532,983.69, 735,519.42 and 291,269.97

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Solution

The fourth proportional to 532,983.69, 735,519.42 and 291,269.97 is: 401,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,983.69 : 735,519.42 = 291,269.97 : x
  2. Step 2: Convert to fraction form
    532,983.69/735,519.42 = 291,269.97/x
  3. Step 3: Cross multiply
    532,983.69x = 735,519.42 × 291,269.97
  4. Step 4: Simplify right side
    532,983.69x = 214,234,719,397.82
  5. Step 5: Solve for x
    x = 214,234,719,397.82/532,983.69
  6. Step 6: Final answer
    x = 401,953.61

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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.