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Finding the Fourth Proportional to 403,722,251.10, 605,583,376.65 and 403,722,251.10

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Solution

The fourth proportional to 403,722,251.10, 605,583,376.65 and 403,722,251.10 is: 605,583,376.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,722,251.10 : 605,583,376.65 = 403,722,251.10 : x
  2. Step 2: Convert to fraction form
    403,722,251.10/605,583,376.65 = 403,722,251.10/x
  3. Step 3: Cross multiply
    403,722,251.10x = 605,583,376.65 × 403,722,251.10
  4. Step 4: Simplify right side
    403,722,251.10x = 244,487,484,049,877,184
  5. Step 5: Solve for x
    x = 244,487,484,049,877,184/403,722,251.10
  6. Step 6: Final answer
    x = 605,583,376.65

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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.