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Finding the Fourth Proportional to 52,730,999.80, 73,653,338.60 and 52,730,999.80

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Solution

The fourth proportional to 52,730,999.80, 73,653,338.60 and 52,730,999.80 is: 73,653,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,730,999.80 : 73,653,338.60 = 52,730,999.80 : x
  2. Step 2: Convert to fraction form
    52,730,999.80/73,653,338.60 = 52,730,999.80/x
  3. Step 3: Cross multiply
    52,730,999.80x = 73,653,338.60 × 52,730,999.80
  4. Step 4: Simplify right side
    52,730,999.80x = 3,883,814,182,985,931.50
  5. Step 5: Solve for x
    x = 3,883,814,182,985,931.50/52,730,999.80
  6. Step 6: Final answer
    x = 73,653,338.60

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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.