Home / 460,913.60-691,255.20-176,542.40

Finding the Fourth Proportional to 460,913.60, 691,255.20 and 176,542.40

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Solution

The fourth proportional to 460,913.60, 691,255.20 and 176,542.40 is: 264,769.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,913.60 : 691,255.20 = 176,542.40 : x
  2. Step 2: Convert to fraction form
    460,913.60/691,255.20 = 176,542.40/x
  3. Step 3: Cross multiply
    460,913.60x = 691,255.20 × 176,542.40
  4. Step 4: Simplify right side
    460,913.60x = 122,035,852,020.48
  5. Step 5: Solve for x
    x = 122,035,852,020.48/460,913.60
  6. Step 6: Final answer
    x = 264,769.48

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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.