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Finding the Fourth Proportional to 535,612.29, 803,627.57 and 235,882.23

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Solution

The fourth proportional to 535,612.29, 803,627.57 and 235,882.23 is: 353,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,612.29 : 803,627.57 = 235,882.23 : x
  2. Step 2: Convert to fraction form
    535,612.29/803,627.57 = 235,882.23/x
  3. Step 3: Cross multiply
    535,612.29x = 803,627.57 × 235,882.23
  4. Step 4: Simplify right side
    535,612.29x = 189,561,462,121.67
  5. Step 5: Solve for x
    x = 189,561,462,121.67/535,612.29
  6. Step 6: Final answer
    x = 353,915.45

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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.