Home / 508,220.42-701,366.18-304,231.86

Finding the Fourth Proportional to 508,220.42, 701,366.18 and 304,231.86

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Solution

The fourth proportional to 508,220.42, 701,366.18 and 304,231.86 is: 419,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,220.42 : 701,366.18 = 304,231.86 : x
  2. Step 2: Convert to fraction form
    508,220.42/701,366.18 = 304,231.86/x
  3. Step 3: Cross multiply
    508,220.42x = 701,366.18 × 304,231.86
  4. Step 4: Simplify right side
    508,220.42x = 213,377,935,961.34
  5. Step 5: Solve for x
    x = 213,377,935,961.34/508,220.42
  6. Step 6: Final answer
    x = 419,853.14

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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.