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Finding the Fourth Proportional to 524,074.66, 723,225.45 and 297,732.58

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Solution

The fourth proportional to 524,074.66, 723,225.45 and 297,732.58 is: 410,872.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,074.66 : 723,225.45 = 297,732.58 : x
  2. Step 2: Convert to fraction form
    524,074.66/723,225.45 = 297,732.58/x
  3. Step 3: Cross multiply
    524,074.66x = 723,225.45 × 297,732.58
  4. Step 4: Simplify right side
    524,074.66x = 215,327,779,150.16
  5. Step 5: Solve for x
    x = 215,327,779,150.16/524,074.66
  6. Step 6: Final answer
    x = 410,872.33

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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.