Home / 355,566.92-533,350.88-145,204.85

Finding the Fourth Proportional to 355,566.92, 533,350.88 and 145,204.85

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Solution

The fourth proportional to 355,566.92, 533,350.88 and 145,204.85 is: 217,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,566.92 : 533,350.88 = 145,204.85 : x
  2. Step 2: Convert to fraction form
    355,566.92/533,350.88 = 145,204.85/x
  3. Step 3: Cross multiply
    355,566.92x = 533,350.88 × 145,204.85
  4. Step 4: Simplify right side
    355,566.92x = 77,445,131,134.99
  5. Step 5: Solve for x
    x = 77,445,131,134.99/355,566.92
  6. Step 6: Final answer
    x = 217,807.47

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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.