Home / 798,759.64-1,102,287.35-472,190.35

Finding the Fourth Proportional to 798,759.64, 1,102,287.35 and 472,190.35

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Solution

The fourth proportional to 798,759.64, 1,102,287.35 and 472,190.35 is: 651,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,759.64 : 1,102,287.35 = 472,190.35 : x
  2. Step 2: Convert to fraction form
    798,759.64/1,102,287.35 = 472,190.35/x
  3. Step 3: Cross multiply
    798,759.64x = 1,102,287.35 × 472,190.35
  4. Step 4: Simplify right side
    798,759.64x = 520,489,447,432.55
  5. Step 5: Solve for x
    x = 520,489,447,432.55/798,759.64
  6. Step 6: Final answer
    x = 651,622.12

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Double scale
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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.