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Finding the Fourth Proportional to 564,015.70, 846,023.55 and 480,034.90

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Solution

The fourth proportional to 564,015.70, 846,023.55 and 480,034.90 is: 720,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,015.70 : 846,023.55 = 480,034.90 : x
  2. Step 2: Convert to fraction form
    564,015.70/846,023.55 = 480,034.90/x
  3. Step 3: Cross multiply
    564,015.70x = 846,023.55 × 480,034.90
  4. Step 4: Simplify right side
    564,015.70x = 406,120,830,221.90
  5. Step 5: Solve for x
    x = 406,120,830,221.90/564,015.70
  6. Step 6: Final answer
    x = 720,052.35

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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.