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Finding the Fourth Proportional to 632,366.61, 948,551.54 and 258,389.61

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Solution

The fourth proportional to 632,366.61, 948,551.54 and 258,389.61 is: 387,585.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,366.61 : 948,551.54 = 258,389.61 : x
  2. Step 2: Convert to fraction form
    632,366.61/948,551.54 = 258,389.61/x
  3. Step 3: Cross multiply
    632,366.61x = 948,551.54 × 258,389.61
  4. Step 4: Simplify right side
    632,366.61x = 245,095,861,193.55
  5. Step 5: Solve for x
    x = 245,095,861,193.55/632,366.61
  6. Step 6: Final answer
    x = 387,585.08

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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.