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Finding the Fourth Proportional to 463,848.60, 695,772.90 and 148,315.80

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Solution

The fourth proportional to 463,848.60, 695,772.90 and 148,315.80 is: 222,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,848.60 : 695,772.90 = 148,315.80 : x
  2. Step 2: Convert to fraction form
    463,848.60/695,772.90 = 148,315.80/x
  3. Step 3: Cross multiply
    463,848.60x = 695,772.90 × 148,315.80
  4. Step 4: Simplify right side
    463,848.60x = 103,194,114,281.82
  5. Step 5: Solve for x
    x = 103,194,114,281.82/463,848.60
  6. Step 6: Final answer
    x = 222,473.70

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Similar ratio
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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.