Home / 830,708.28-1,246,062.27-199,622.10

Finding the Fourth Proportional to 830,708.28, 1,246,062.27 and 199,622.10

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Solution

The fourth proportional to 830,708.28, 1,246,062.27 and 199,622.10 is: 299,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,708.28 : 1,246,062.27 = 199,622.10 : x
  2. Step 2: Convert to fraction form
    830,708.28/1,246,062.27 = 199,622.10/x
  3. Step 3: Cross multiply
    830,708.28x = 1,246,062.27 × 199,622.10
  4. Step 4: Simplify right side
    830,708.28x = 248,741,567,068.17
  5. Step 5: Solve for x
    x = 248,741,567,068.17/830,708.28
  6. Step 6: Final answer
    x = 299,433.11

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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.