Home / 233,432.20-349,370.70-205,438.60

Finding the Fourth Proportional to 233,432.20, 349,370.70 and 205,438.60

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Solution

The fourth proportional to 233,432.20, 349,370.70 and 205,438.60 is: 307,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,432.20 : 349,370.70 = 205,438.60 : x
  2. Step 2: Convert to fraction form
    233,432.20/349,370.70 = 205,438.60/x
  3. Step 3: Cross multiply
    233,432.20x = 349,370.70 × 205,438.60
  4. Step 4: Simplify right side
    233,432.20x = 71,774,227,489.02
  5. Step 5: Solve for x
    x = 71,774,227,489.02/233,432.20
  6. Step 6: Final answer
    x = 307,473.55

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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.