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Finding the Fourth Proportional to 581,916.96, 871,657.20 and 468,957.60

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Solution

The fourth proportional to 581,916.96, 871,657.20 and 468,957.60 is: 702,454.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,916.96 : 871,657.20 = 468,957.60 : x
  2. Step 2: Convert to fraction form
    581,916.96/871,657.20 = 468,957.60/x
  3. Step 3: Cross multiply
    581,916.96x = 871,657.20 × 468,957.60
  4. Step 4: Simplify right side
    581,916.96x = 408,770,268,534.72
  5. Step 5: Solve for x
    x = 408,770,268,534.72/581,916.96
  6. Step 6: Final answer
    x = 702,454.64

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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.