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Finding the Fourth Proportional to 564,007.20, 846,010.80 and 480,026.40

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Solution

The fourth proportional to 564,007.20, 846,010.80 and 480,026.40 is: 720,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,007.20 : 846,010.80 = 480,026.40 : x
  2. Step 2: Convert to fraction form
    564,007.20/846,010.80 = 480,026.40/x
  3. Step 3: Cross multiply
    564,007.20x = 846,010.80 × 480,026.40
  4. Step 4: Simplify right side
    564,007.20x = 406,107,518,685.12
  5. Step 5: Solve for x
    x = 406,107,518,685.12/564,007.20
  6. Step 6: Final answer
    x = 720,039.60

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Similar ratio
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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.