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Finding the Fourth Proportional to 372,001.50, 558,002.52 and 122,683.50

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Solution

The fourth proportional to 372,001.50, 558,002.52 and 122,683.50 is: 184,025.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,001.50 : 558,002.52 = 122,683.50 : x
  2. Step 2: Convert to fraction form
    372,001.50/558,002.52 = 122,683.50/x
  3. Step 3: Cross multiply
    372,001.50x = 558,002.52 × 122,683.50
  4. Step 4: Simplify right side
    372,001.50x = 68,457,702,162.42
  5. Step 5: Solve for x
    x = 68,457,702,162.42/372,001.50
  6. Step 6: Final answer
    x = 184,025.34

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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.