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Finding the Fourth Proportional to 488,551.60, 732,827.40 and 173,040.40

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Solution

The fourth proportional to 488,551.60, 732,827.40 and 173,040.40 is: 259,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,551.60 : 732,827.40 = 173,040.40 : x
  2. Step 2: Convert to fraction form
    488,551.60/732,827.40 = 173,040.40/x
  3. Step 3: Cross multiply
    488,551.60x = 732,827.40 × 173,040.40
  4. Step 4: Simplify right side
    488,551.60x = 126,808,746,426.96
  5. Step 5: Solve for x
    x = 126,808,746,426.96/488,551.60
  6. Step 6: Final answer
    x = 259,560.60

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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.