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Finding the Fourth Proportional to 591,601.06, 817,788.59 and 527,703.57

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Solution

The fourth proportional to 591,601.06, 817,788.59 and 527,703.57 is: 729,461.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,601.06 : 817,788.59 = 527,703.57 : x
  2. Step 2: Convert to fraction form
    591,601.06/817,788.59 = 527,703.57/x
  3. Step 3: Cross multiply
    591,601.06x = 817,788.59 × 527,703.57
  4. Step 4: Simplify right side
    591,601.06x = 431,549,959,767.53
  5. Step 5: Solve for x
    x = 431,549,959,767.53/591,601.06
  6. Step 6: Final answer
    x = 729,461.10

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Double scale
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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.