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Finding the Fourth Proportional to 240,588.16, 360,934.08 and 100,274.56

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Solution

The fourth proportional to 240,588.16, 360,934.08 and 100,274.56 is: 150,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,588.16 : 360,934.08 = 100,274.56 : x
  2. Step 2: Convert to fraction form
    240,588.16/360,934.08 = 100,274.56/x
  3. Step 3: Cross multiply
    240,588.16x = 360,934.08 × 100,274.56
  4. Step 4: Simplify right side
    240,588.16x = 36,192,506,061.00
  5. Step 5: Solve for x
    x = 36,192,506,061.00/240,588.16
  6. Step 6: Final answer
    x = 150,433.45

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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.