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Finding the Fourth Proportional to 40,973,117.70, 61,459,676.55 and 40,973,117.70

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Solution

The fourth proportional to 40,973,117.70, 61,459,676.55 and 40,973,117.70 is: 61,459,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,973,117.70 : 61,459,676.55 = 40,973,117.70 : x
  2. Step 2: Convert to fraction form
    40,973,117.70/61,459,676.55 = 40,973,117.70/x
  3. Step 3: Cross multiply
    40,973,117.70x = 61,459,676.55 × 40,973,117.70
  4. Step 4: Simplify right side
    40,973,117.70x = 2,518,194,561,087,080
  5. Step 5: Solve for x
    x = 2,518,194,561,087,080/40,973,117.70
  6. Step 6: Final answer
    x = 61,459,676.55

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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.