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Finding the Fourth Proportional to 595,576,886.60, 893,365,329.90 and 442,521,878.60

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Solution

The fourth proportional to 595,576,886.60, 893,365,329.90 and 442,521,878.60 is: 663,782,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,576,886.60 : 893,365,329.90 = 442,521,878.60 : x
  2. Step 2: Convert to fraction form
    595,576,886.60/893,365,329.90 = 442,521,878.60/x
  3. Step 3: Cross multiply
    595,576,886.60x = 893,365,329.90 × 442,521,878.60
  4. Step 4: Simplify right side
    595,576,886.60x = 395,333,704,063,456,768
  5. Step 5: Solve for x
    x = 395,333,704,063,456,768/595,576,886.60
  6. Step 6: Final answer
    x = 663,782,817.90

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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.