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Finding the Fourth Proportional to 283,313.70, 424,970.55 and 96,325.20

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Solution

The fourth proportional to 283,313.70, 424,970.55 and 96,325.20 is: 144,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,313.70 : 424,970.55 = 96,325.20 : x
  2. Step 2: Convert to fraction form
    283,313.70/424,970.55 = 96,325.20/x
  3. Step 3: Cross multiply
    283,313.70x = 424,970.55 × 96,325.20
  4. Step 4: Simplify right side
    283,313.70x = 40,935,373,222.86
  5. Step 5: Solve for x
    x = 40,935,373,222.86/283,313.70
  6. Step 6: Final answer
    x = 144,487.80

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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.