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Finding the Fourth Proportional to 174,554.10, 261,831.15 and 162,744.30

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Solution

The fourth proportional to 174,554.10, 261,831.15 and 162,744.30 is: 244,116.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,554.10 : 261,831.15 = 162,744.30 : x
  2. Step 2: Convert to fraction form
    174,554.10/261,831.15 = 162,744.30/x
  3. Step 3: Cross multiply
    174,554.10x = 261,831.15 × 162,744.30
  4. Step 4: Simplify right side
    174,554.10x = 42,611,527,224.95
  5. Step 5: Solve for x
    x = 42,611,527,224.95/174,554.10
  6. Step 6: Final answer
    x = 244,116.45

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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.