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Finding the Fourth Proportional to 452,568.85, 624,475.64 and 261,545.38

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Solution

The fourth proportional to 452,568.85, 624,475.64 and 261,545.38 is: 360,892.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,568.85 : 624,475.64 = 261,545.38 : x
  2. Step 2: Convert to fraction form
    452,568.85/624,475.64 = 261,545.38/x
  3. Step 3: Cross multiply
    452,568.85x = 624,475.64 × 261,545.38
  4. Step 4: Simplify right side
    452,568.85x = 163,328,717,657.22
  5. Step 5: Solve for x
    x = 163,328,717,657.22/452,568.85
  6. Step 6: Final answer
    x = 360,892.53

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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.