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Finding the Fourth Proportional to 317,224.67, 437,428.01 and 240,883.79

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Solution

The fourth proportional to 317,224.67, 437,428.01 and 240,883.79 is: 332,159.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,224.67 : 437,428.01 = 240,883.79 : x
  2. Step 2: Convert to fraction form
    317,224.67/437,428.01 = 240,883.79/x
  3. Step 3: Cross multiply
    317,224.67x = 437,428.01 × 240,883.79
  4. Step 4: Simplify right side
    317,224.67x = 105,369,315,316.03
  5. Step 5: Solve for x
    x = 105,369,315,316.03/317,224.67
  6. Step 6: Final answer
    x = 332,159.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.