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Finding the Fourth Proportional to 610,217.54, 915,113.94 and 250,286.16

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Solution

The fourth proportional to 610,217.54, 915,113.94 and 250,286.16 is: 375,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,217.54 : 915,113.94 = 250,286.16 : x
  2. Step 2: Convert to fraction form
    610,217.54/915,113.94 = 250,286.16/x
  3. Step 3: Cross multiply
    610,217.54x = 915,113.94 × 250,286.16
  4. Step 4: Simplify right side
    610,217.54x = 229,040,354,005.07
  5. Step 5: Solve for x
    x = 229,040,354,005.07/610,217.54
  6. Step 6: Final answer
    x = 375,342.13

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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.