Home / 527,249.04-727,602.56-285,530.86

Finding the Fourth Proportional to 527,249.04, 727,602.56 and 285,530.86

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Solution

The fourth proportional to 527,249.04, 727,602.56 and 285,530.86 is: 394,031.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,249.04 : 727,602.56 = 285,530.86 : x
  2. Step 2: Convert to fraction form
    527,249.04/727,602.56 = 285,530.86/x
  3. Step 3: Cross multiply
    527,249.04x = 727,602.56 × 285,530.86
  4. Step 4: Simplify right side
    527,249.04x = 207,752,985,247.59
  5. Step 5: Solve for x
    x = 207,752,985,247.59/527,249.04
  6. Step 6: Final answer
    x = 394,031.99

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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.