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Finding the Fourth Proportional to 527,504.86, 727,370.58 and 382,022.92

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Solution

The fourth proportional to 527,504.86, 727,370.58 and 382,022.92 is: 526,767.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,504.86 : 727,370.58 = 382,022.92 : x
  2. Step 2: Convert to fraction form
    527,504.86/727,370.58 = 382,022.92/x
  3. Step 3: Cross multiply
    527,504.86x = 727,370.58 × 382,022.92
  4. Step 4: Simplify right side
    527,504.86x = 277,872,232,893.69
  5. Step 5: Solve for x
    x = 277,872,232,893.69/527,504.86
  6. Step 6: Final answer
    x = 526,767.15

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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.