Home / 691,319.01-954,077.07-381,282.26

Finding the Fourth Proportional to 691,319.01, 954,077.07 and 381,282.26

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Solution

The fourth proportional to 691,319.01, 954,077.07 and 381,282.26 is: 526,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,319.01 : 954,077.07 = 381,282.26 : x
  2. Step 2: Convert to fraction form
    691,319.01/954,077.07 = 381,282.26/x
  3. Step 3: Cross multiply
    691,319.01x = 954,077.07 × 381,282.26
  4. Step 4: Simplify right side
    691,319.01x = 363,772,656,693.39
  5. Step 5: Solve for x
    x = 363,772,656,693.39/691,319.01
  6. Step 6: Final answer
    x = 526,200.86

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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.