Home / 527,231.17-790,868.63-153,254.17

Finding the Fourth Proportional to 527,231.17, 790,868.63 and 153,254.17

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Solution

The fourth proportional to 527,231.17, 790,868.63 and 153,254.17 is: 229,887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,231.17 : 790,868.63 = 153,254.17 : x
  2. Step 2: Convert to fraction form
    527,231.17/790,868.63 = 153,254.17/x
  3. Step 3: Cross multiply
    527,231.17x = 790,868.63 × 153,254.17
  4. Step 4: Simplify right side
    527,231.17x = 121,203,914,703.42
  5. Step 5: Solve for x
    x = 121,203,914,703.42/527,231.17
  6. Step 6: Final answer
    x = 229,887.61

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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.