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Finding the Fourth Proportional to 564,015.20, 846,022.80 and 480,034.40

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Solution

The fourth proportional to 564,015.20, 846,022.80 and 480,034.40 is: 720,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,015.20 : 846,022.80 = 480,034.40 : x
  2. Step 2: Convert to fraction form
    564,015.20/846,022.80 = 480,034.40/x
  3. Step 3: Cross multiply
    564,015.20x = 846,022.80 × 480,034.40
  4. Step 4: Simplify right side
    564,015.20x = 406,120,047,184.32
  5. Step 5: Solve for x
    x = 406,120,047,184.32/564,015.20
  6. Step 6: Final answer
    x = 720,051.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.