Home / 434,179.20-651,275.52-153,500.16

Finding the Fourth Proportional to 434,179.20, 651,275.52 and 153,500.16

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Solution

The fourth proportional to 434,179.20, 651,275.52 and 153,500.16 is: 230,252.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,179.20 : 651,275.52 = 153,500.16 : x
  2. Step 2: Convert to fraction form
    434,179.20/651,275.52 = 153,500.16/x
  3. Step 3: Cross multiply
    434,179.20x = 651,275.52 × 153,500.16
  4. Step 4: Simplify right side
    434,179.20x = 99,970,896,524.08
  5. Step 5: Solve for x
    x = 99,970,896,524.08/434,179.20
  6. Step 6: Final answer
    x = 230,252.62

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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.