Home / 356,538.17-534,796.26-146,017.55

Finding the Fourth Proportional to 356,538.17, 534,796.26 and 146,017.55

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Solution

The fourth proportional to 356,538.17, 534,796.26 and 146,017.55 is: 219,021.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,538.17 : 534,796.26 = 146,017.55 : x
  2. Step 2: Convert to fraction form
    356,538.17/534,796.26 = 146,017.55/x
  3. Step 3: Cross multiply
    356,538.17x = 534,796.26 × 146,017.55
  4. Step 4: Simplify right side
    356,538.17x = 78,089,636,960.38
  5. Step 5: Solve for x
    x = 78,089,636,960.38/356,538.17
  6. Step 6: Final answer
    x = 219,021.82

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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.