Home / 949,020.91-1,423,531.36-416,546.55

Finding the Fourth Proportional to 949,020.91, 1,423,531.36 and 416,546.55

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Solution

The fourth proportional to 949,020.91, 1,423,531.36 and 416,546.55 is: 624,819.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,020.91 : 1,423,531.36 = 416,546.55 : x
  2. Step 2: Convert to fraction form
    949,020.91/1,423,531.36 = 416,546.55/x
  3. Step 3: Cross multiply
    949,020.91x = 1,423,531.36 × 416,546.55
  4. Step 4: Simplify right side
    949,020.91x = 592,967,077,345.49
  5. Step 5: Solve for x
    x = 592,967,077,345.49/949,020.91
  6. Step 6: Final answer
    x = 624,819.83

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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.