Home / 357,789.18-493,747.11-194,444.22

Finding the Fourth Proportional to 357,789.18, 493,747.11 and 194,444.22

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Solution

The fourth proportional to 357,789.18, 493,747.11 and 194,444.22 is: 268,331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,789.18 : 493,747.11 = 194,444.22 : x
  2. Step 2: Convert to fraction form
    357,789.18/493,747.11 = 194,444.22/x
  3. Step 3: Cross multiply
    357,789.18x = 493,747.11 × 194,444.22
  4. Step 4: Simplify right side
    357,789.18x = 96,006,271,681.20
  5. Step 5: Solve for x
    x = 96,006,271,681.20/357,789.18
  6. Step 6: Final answer
    x = 268,331.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.