Home / 525,748.92-725,533.88-284,031.42

Finding the Fourth Proportional to 525,748.92, 725,533.88 and 284,031.42

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Solution

The fourth proportional to 525,748.92, 725,533.88 and 284,031.42 is: 391,963.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,748.92 : 725,533.88 = 284,031.42 : x
  2. Step 2: Convert to fraction form
    525,748.92/725,533.88 = 284,031.42/x
  3. Step 3: Cross multiply
    525,748.92x = 725,533.88 × 284,031.42
  4. Step 4: Simplify right side
    525,748.92x = 206,074,416,774.35
  5. Step 5: Solve for x
    x = 206,074,416,774.35/525,748.92
  6. Step 6: Final answer
    x = 391,963.56

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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.