Home / 480,569.20-663,160.92-268,601.20

Finding the Fourth Proportional to 480,569.20, 663,160.92 and 268,601.20

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Solution

The fourth proportional to 480,569.20, 663,160.92 and 268,601.20 is: 370,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,569.20 : 663,160.92 = 268,601.20 : x
  2. Step 2: Convert to fraction form
    480,569.20/663,160.92 = 268,601.20/x
  3. Step 3: Cross multiply
    480,569.20x = 663,160.92 × 268,601.20
  4. Step 4: Simplify right side
    480,569.20x = 178,125,818,905.10
  5. Step 5: Solve for x
    x = 178,125,818,905.10/480,569.20
  6. Step 6: Final answer
    x = 370,655.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.