Home / 578,045.20-867,067.80-410,083.60

Finding the Fourth Proportional to 578,045.20, 867,067.80 and 410,083.60

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Solution

The fourth proportional to 578,045.20, 867,067.80 and 410,083.60 is: 615,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,045.20 : 867,067.80 = 410,083.60 : x
  2. Step 2: Convert to fraction form
    578,045.20/867,067.80 = 410,083.60/x
  3. Step 3: Cross multiply
    578,045.20x = 867,067.80 × 410,083.60
  4. Step 4: Simplify right side
    578,045.20x = 355,570,284,868.08
  5. Step 5: Solve for x
    x = 355,570,284,868.08/578,045.20
  6. Step 6: Final answer
    x = 615,125.40

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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.