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Finding the Fourth Proportional to 292,196.58, 437,962.65 and 123,611.68

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Solution

The fourth proportional to 292,196.58, 437,962.65 and 123,611.68 is: 185,276.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,196.58 : 437,962.65 = 123,611.68 : x
  2. Step 2: Convert to fraction form
    292,196.58/437,962.65 = 123,611.68/x
  3. Step 3: Cross multiply
    292,196.58x = 437,962.65 × 123,611.68
  4. Step 4: Simplify right side
    292,196.58x = 54,137,298,943.75
  5. Step 5: Solve for x
    x = 54,137,298,943.75/292,196.58
  6. Step 6: Final answer
    x = 185,276.98

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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.