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Finding the Fourth Proportional to 4,375,368.90, 6,111,344.70 and 4,375,368.90

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Solution

The fourth proportional to 4,375,368.90, 6,111,344.70 and 4,375,368.90 is: 6,111,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375,368.90 : 6,111,344.70 = 4,375,368.90 : x
  2. Step 2: Convert to fraction form
    4,375,368.90/6,111,344.70 = 4,375,368.90/x
  3. Step 3: Cross multiply
    4,375,368.90x = 6,111,344.70 × 4,375,368.90
  4. Step 4: Simplify right side
    4,375,368.90x = 26,739,387,537,559.83
  5. Step 5: Solve for x
    x = 26,739,387,537,559.83/4,375,368.90
  6. Step 6: Final answer
    x = 6,111,344.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.