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Finding the Fourth Proportional to 243,971.54, 365,866.29 and 84,002.28

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Solution

The fourth proportional to 243,971.54, 365,866.29 and 84,002.28 is: 125,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,971.54 : 365,866.29 = 84,002.28 : x
  2. Step 2: Convert to fraction form
    243,971.54/365,866.29 = 84,002.28/x
  3. Step 3: Cross multiply
    243,971.54x = 365,866.29 × 84,002.28
  4. Step 4: Simplify right side
    243,971.54x = 30,733,602,535.14
  5. Step 5: Solve for x
    x = 30,733,602,535.14/243,971.54
  6. Step 6: Final answer
    x = 125,972.08

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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.