Home / 948,304.20-1,422,456.30-498,851.40

Finding the Fourth Proportional to 948,304.20, 1,422,456.30 and 498,851.40

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Solution

The fourth proportional to 948,304.20, 1,422,456.30 and 498,851.40 is: 748,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,304.20 : 1,422,456.30 = 498,851.40 : x
  2. Step 2: Convert to fraction form
    948,304.20/1,422,456.30 = 498,851.40/x
  3. Step 3: Cross multiply
    948,304.20x = 1,422,456.30 × 498,851.40
  4. Step 4: Simplify right side
    948,304.20x = 709,594,316,693.82
  5. Step 5: Solve for x
    x = 709,594,316,693.82/948,304.20
  6. Step 6: Final answer
    x = 748,277.10

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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.