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Finding the Fourth Proportional to 595,647,014.80, 893,470,522.20 and 442,592,006.80

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Solution

The fourth proportional to 595,647,014.80, 893,470,522.20 and 442,592,006.80 is: 663,888,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,647,014.80 : 893,470,522.20 = 442,592,006.80 : x
  2. Step 2: Convert to fraction form
    595,647,014.80/893,470,522.20 = 442,592,006.80/x
  3. Step 3: Cross multiply
    595,647,014.80x = 893,470,522.20 × 442,592,006.80
  4. Step 4: Simplify right side
    595,647,014.80x = 395,442,911,437,141,952
  5. Step 5: Solve for x
    x = 395,442,911,437,141,952/595,647,014.80
  6. Step 6: Final answer
    x = 663,888,010.20

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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.