Home / 527,160.18-727,493.49-300,826.74

Finding the Fourth Proportional to 527,160.18, 727,493.49 and 300,826.74

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Solution

The fourth proportional to 527,160.18, 727,493.49 and 300,826.74 is: 415,148.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,160.18 : 727,493.49 = 300,826.74 : x
  2. Step 2: Convert to fraction form
    527,160.18/727,493.49 = 300,826.74/x
  3. Step 3: Cross multiply
    527,160.18x = 727,493.49 × 300,826.74
  4. Step 4: Simplify right side
    527,160.18x = 218,849,494,967.92
  5. Step 5: Solve for x
    x = 218,849,494,967.92/527,160.18
  6. Step 6: Final answer
    x = 415,148.00

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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.