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Finding the Fourth Proportional to 531,671.81, 797,267.84 and 152,506.52

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Solution

The fourth proportional to 531,671.81, 797,267.84 and 152,506.52 is: 228,690.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,671.81 : 797,267.84 = 152,506.52 : x
  2. Step 2: Convert to fraction form
    531,671.81/797,267.84 = 152,506.52/x
  3. Step 3: Cross multiply
    531,671.81x = 797,267.84 × 152,506.52
  4. Step 4: Simplify right side
    531,671.81x = 121,588,539,799.98
  5. Step 5: Solve for x
    x = 121,588,539,799.98/531,671.81
  6. Step 6: Final answer
    x = 228,690.97

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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.