Home / 296,386.75-408,902.09-194,468.45

Finding the Fourth Proportional to 296,386.75, 408,902.09 and 194,468.45

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Solution

The fourth proportional to 296,386.75, 408,902.09 and 194,468.45 is: 268,293.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,386.75 : 408,902.09 = 194,468.45 : x
  2. Step 2: Convert to fraction form
    296,386.75/408,902.09 = 194,468.45/x
  3. Step 3: Cross multiply
    296,386.75x = 408,902.09 × 194,468.45
  4. Step 4: Simplify right side
    296,386.75x = 79,518,555,644.06
  5. Step 5: Solve for x
    x = 79,518,555,644.06/296,386.75
  6. Step 6: Final answer
    x = 268,293.22

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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.