Home / 609,096.90-913,645.35-293,585.70

Finding the Fourth Proportional to 609,096.90, 913,645.35 and 293,585.70

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Solution

The fourth proportional to 609,096.90, 913,645.35 and 293,585.70 is: 440,378.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,096.90 : 913,645.35 = 293,585.70 : x
  2. Step 2: Convert to fraction form
    609,096.90/913,645.35 = 293,585.70/x
  3. Step 3: Cross multiply
    609,096.90x = 913,645.35 × 293,585.70
  4. Step 4: Simplify right side
    609,096.90x = 268,233,209,631.50
  5. Step 5: Solve for x
    x = 268,233,209,631.50/609,096.90
  6. Step 6: Final answer
    x = 440,378.55

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Double scale
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Similar ratio
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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.