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Finding the Fourth Proportional to 599,069,905.20, 898,604,857.80 and 292,558,647.60

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Solution

The fourth proportional to 599,069,905.20, 898,604,857.80 and 292,558,647.60 is: 438,837,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,069,905.20 : 898,604,857.80 = 292,558,647.60 : x
  2. Step 2: Convert to fraction form
    599,069,905.20/898,604,857.80 = 292,558,647.60/x
  3. Step 3: Cross multiply
    599,069,905.20x = 898,604,857.80 × 292,558,647.60
  4. Step 4: Simplify right side
    599,069,905.20x = 262,894,621,924,758,304
  5. Step 5: Solve for x
    x = 262,894,621,924,758,304/599,069,905.20
  6. Step 6: Final answer
    x = 438,837,971.40

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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.