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Finding the Fourth Proportional to 55,317,526.10, 77,293,371.10 and 55,317,526.10

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Solution

The fourth proportional to 55,317,526.10, 77,293,371.10 and 55,317,526.10 is: 77,293,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,317,526.10 : 77,293,371.10 = 55,317,526.10 : x
  2. Step 2: Convert to fraction form
    55,317,526.10/77,293,371.10 = 55,317,526.10/x
  3. Step 3: Cross multiply
    55,317,526.10x = 77,293,371.10 × 55,317,526.10
  4. Step 4: Simplify right side
    55,317,526.10x = 4,275,678,073,181,235.50
  5. Step 5: Solve for x
    x = 4,275,678,073,181,235.50/55,317,526.10
  6. Step 6: Final answer
    x = 77,293,371.10

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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.