Home / 527,216.80-790,825.20-153,277.60

Finding the Fourth Proportional to 527,216.80, 790,825.20 and 153,277.60

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Solution

The fourth proportional to 527,216.80, 790,825.20 and 153,277.60 is: 229,916.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,216.80 : 790,825.20 = 153,277.60 : x
  2. Step 2: Convert to fraction form
    527,216.80/790,825.20 = 153,277.60/x
  3. Step 3: Cross multiply
    527,216.80x = 790,825.20 × 153,277.60
  4. Step 4: Simplify right side
    527,216.80x = 121,215,788,675.52
  5. Step 5: Solve for x
    x = 121,215,788,675.52/527,216.80
  6. Step 6: Final answer
    x = 229,916.40

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Similar ratio
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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.