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Finding the Fourth Proportional to 595,644,751.80, 893,467,127.70 and 442,589,743.80

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Solution

The fourth proportional to 595,644,751.80, 893,467,127.70 and 442,589,743.80 is: 663,884,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,644,751.80 : 893,467,127.70 = 442,589,743.80 : x
  2. Step 2: Convert to fraction form
    595,644,751.80/893,467,127.70 = 442,589,743.80/x
  3. Step 3: Cross multiply
    595,644,751.80x = 893,467,127.70 × 442,589,743.80
  4. Step 4: Simplify right side
    595,644,751.80x = 395,439,387,142,464,896
  5. Step 5: Solve for x
    x = 395,439,387,142,464,896/595,644,751.80
  6. Step 6: Final answer
    x = 663,884,615.70

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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.