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Finding the Fourth Proportional to 488,637.52, 732,444.72 and 204,490.87

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Solution

The fourth proportional to 488,637.52, 732,444.72 and 204,490.87 is: 306,522.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,637.52 : 732,444.72 = 204,490.87 : x
  2. Step 2: Convert to fraction form
    488,637.52/732,444.72 = 204,490.87/x
  3. Step 3: Cross multiply
    488,637.52x = 732,444.72 × 204,490.87
  4. Step 4: Simplify right side
    488,637.52x = 149,778,258,019.71
  5. Step 5: Solve for x
    x = 149,778,258,019.71/488,637.52
  6. Step 6: Final answer
    x = 306,522.22

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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.