Home / 878,010.40-1,317,015.60-594,575.20

Finding the Fourth Proportional to 878,010.40, 1,317,015.60 and 594,575.20

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Solution

The fourth proportional to 878,010.40, 1,317,015.60 and 594,575.20 is: 891,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,010.40 : 1,317,015.60 = 594,575.20 : x
  2. Step 2: Convert to fraction form
    878,010.40/1,317,015.60 = 594,575.20/x
  3. Step 3: Cross multiply
    878,010.40x = 1,317,015.60 × 594,575.20
  4. Step 4: Simplify right side
    878,010.40x = 783,064,813,773.12
  5. Step 5: Solve for x
    x = 783,064,813,773.12/878,010.40
  6. Step 6: Final answer
    x = 891,862.80

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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.