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Finding the Fourth Proportional to 488,569.60, 732,854.40 and 173,058.40

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Solution

The fourth proportional to 488,569.60, 732,854.40 and 173,058.40 is: 259,587.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,569.60 : 732,854.40 = 173,058.40 : x
  2. Step 2: Convert to fraction form
    488,569.60/732,854.40 = 173,058.40/x
  3. Step 3: Cross multiply
    488,569.60x = 732,854.40 × 173,058.40
  4. Step 4: Simplify right side
    488,569.60x = 126,826,609,896.96
  5. Step 5: Solve for x
    x = 126,826,609,896.96/488,569.60
  6. Step 6: Final answer
    x = 259,587.60

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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.