Home / 498,916.56-748,627.56-218,436.24

Finding the Fourth Proportional to 498,916.56, 748,627.56 and 218,436.24

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Solution

The fourth proportional to 498,916.56, 748,627.56 and 218,436.24 is: 327,765.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,916.56 : 748,627.56 = 218,436.24 : x
  2. Step 2: Convert to fraction form
    498,916.56/748,627.56 = 218,436.24/x
  3. Step 3: Cross multiply
    498,916.56x = 748,627.56 × 218,436.24
  4. Step 4: Simplify right side
    498,916.56x = 163,527,389,366.77
  5. Step 5: Solve for x
    x = 163,527,389,366.77/498,916.56
  6. Step 6: Final answer
    x = 327,765.01

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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.