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Finding the Fourth Proportional to 343,998,045.60, 482,957,752.80 and 343,998,045.60

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Solution

The fourth proportional to 343,998,045.60, 482,957,752.80 and 343,998,045.60 is: 482,957,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,998,045.60 : 482,957,752.80 = 343,998,045.60 : x
  2. Step 2: Convert to fraction form
    343,998,045.60/482,957,752.80 = 343,998,045.60/x
  3. Step 3: Cross multiply
    343,998,045.60x = 482,957,752.80 × 343,998,045.60
  4. Step 4: Simplify right side
    343,998,045.60x = 166,136,523,070,567,936
  5. Step 5: Solve for x
    x = 166,136,523,070,567,936/343,998,045.60
  6. Step 6: Final answer
    x = 482,957,752.80

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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.