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Finding the Fourth Proportional to 524,853.96, 787,275.72 and 240,463.80

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Solution

The fourth proportional to 524,853.96, 787,275.72 and 240,463.80 is: 360,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,853.96 : 787,275.72 = 240,463.80 : x
  2. Step 2: Convert to fraction form
    524,853.96/787,275.72 = 240,463.80/x
  3. Step 3: Cross multiply
    524,853.96x = 787,275.72 × 240,463.80
  4. Step 4: Simplify right side
    524,853.96x = 189,311,311,278.94
  5. Step 5: Solve for x
    x = 189,311,311,278.94/524,853.96
  6. Step 6: Final answer
    x = 360,693.31

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Similar ratio
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1.5x scale

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.