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Finding the Fourth Proportional to 5,891,702.40, 8,821,807.20 and 5,891,702.40

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Solution

The fourth proportional to 5,891,702.40, 8,821,807.20 and 5,891,702.40 is: 8,821,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891,702.40 : 8,821,807.20 = 5,891,702.40 : x
  2. Step 2: Convert to fraction form
    5,891,702.40/8,821,807.20 = 5,891,702.40/x
  3. Step 3: Cross multiply
    5,891,702.40x = 8,821,807.20 × 5,891,702.40
  4. Step 4: Simplify right side
    5,891,702.40x = 51,975,462,652,577.28
  5. Step 5: Solve for x
    x = 51,975,462,652,577.28/5,891,702.40
  6. Step 6: Final answer
    x = 8,821,807.20

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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.