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Finding the Fourth Proportional to 58,758,908.10, 82,347,501.90 and 58,758,908.10

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Solution

The fourth proportional to 58,758,908.10, 82,347,501.90 and 58,758,908.10 is: 82,347,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,758,908.10 : 82,347,501.90 = 58,758,908.10 : x
  2. Step 2: Convert to fraction form
    58,758,908.10/82,347,501.90 = 58,758,908.10/x
  3. Step 3: Cross multiply
    58,758,908.10x = 82,347,501.90 × 58,758,908.10
  4. Step 4: Simplify right side
    58,758,908.10x = 4,838,649,296,406,676
  5. Step 5: Solve for x
    x = 4,838,649,296,406,676/58,758,908.10
  6. Step 6: Final answer
    x = 82,347,501.90

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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.