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Finding the Fourth Proportional to 452,585.92, 624,499.20 and 261,562.48

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Solution

The fourth proportional to 452,585.92, 624,499.20 and 261,562.48 is: 360,916.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,585.92 : 624,499.20 = 261,562.48 : x
  2. Step 2: Convert to fraction form
    452,585.92/624,499.20 = 261,562.48/x
  3. Step 3: Cross multiply
    452,585.92x = 624,499.20 × 261,562.48
  4. Step 4: Simplify right side
    452,585.92x = 163,345,559,510.02
  5. Step 5: Solve for x
    x = 163,345,559,510.02/452,585.92
  6. Step 6: Final answer
    x = 360,916.13

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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.