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Finding the Fourth Proportional to 653,493.40, 980,288.70 and 232,714.60

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Solution

The fourth proportional to 653,493.40, 980,288.70 and 232,714.60 is: 349,089.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,493.40 : 980,288.70 = 232,714.60 : x
  2. Step 2: Convert to fraction form
    653,493.40/980,288.70 = 232,714.60/x
  3. Step 3: Cross multiply
    653,493.40x = 980,288.70 × 232,714.60
  4. Step 4: Simplify right side
    653,493.40x = 228,127,492,705.02
  5. Step 5: Solve for x
    x = 228,127,492,705.02/653,493.40
  6. Step 6: Final answer
    x = 349,089.21

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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.