Home / 527,005.13-790,529.56-153,028.13

Finding the Fourth Proportional to 527,005.13, 790,529.56 and 153,028.13

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Solution

The fourth proportional to 527,005.13, 790,529.56 and 153,028.13 is: 229,548.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,005.13 : 790,529.56 = 153,028.13 : x
  2. Step 2: Convert to fraction form
    527,005.13/790,529.56 = 153,028.13/x
  3. Step 3: Cross multiply
    527,005.13x = 790,529.56 × 153,028.13
  4. Step 4: Simplify right side
    527,005.13x = 120,973,255,941.31
  5. Step 5: Solve for x
    x = 120,973,255,941.31/527,005.13
  6. Step 6: Final answer
    x = 229,548.54

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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.