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Finding the Fourth Proportional to 506,543.10, 759,717.45 and 151,568.70

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Solution

The fourth proportional to 506,543.10, 759,717.45 and 151,568.70 is: 227,323.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,543.10 : 759,717.45 = 151,568.70 : x
  2. Step 2: Convert to fraction form
    506,543.10/759,717.45 = 151,568.70/x
  3. Step 3: Cross multiply
    506,543.10x = 759,717.45 × 151,568.70
  4. Step 4: Simplify right side
    506,543.10x = 115,149,386,263.82
  5. Step 5: Solve for x
    x = 115,149,386,263.82/506,543.10
  6. Step 6: Final answer
    x = 227,323.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.