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Finding the Fourth Proportional to 367,602.15, 551,403.23 and 180,978.15

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Solution

The fourth proportional to 367,602.15, 551,403.23 and 180,978.15 is: 271,467.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,602.15 : 551,403.23 = 180,978.15 : x
  2. Step 2: Convert to fraction form
    367,602.15/551,403.23 = 180,978.15/x
  3. Step 3: Cross multiply
    367,602.15x = 551,403.23 × 180,978.15
  4. Step 4: Simplify right side
    367,602.15x = 99,791,935,564.53
  5. Step 5: Solve for x
    x = 99,791,935,564.53/367,602.15
  6. Step 6: Final answer
    x = 271,467.23

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1.5x scale

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.