Home / 876,279.60-1,314,419.40-377,643.60

Finding the Fourth Proportional to 876,279.60, 1,314,419.40 and 377,643.60

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Solution

The fourth proportional to 876,279.60, 1,314,419.40 and 377,643.60 is: 566,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,279.60 : 1,314,419.40 = 377,643.60 : x
  2. Step 2: Convert to fraction form
    876,279.60/1,314,419.40 = 377,643.60/x
  3. Step 3: Cross multiply
    876,279.60x = 1,314,419.40 × 377,643.60
  4. Step 4: Simplify right side
    876,279.60x = 496,382,074,125.84
  5. Step 5: Solve for x
    x = 496,382,074,125.84/876,279.60
  6. Step 6: Final answer
    x = 566,465.40

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Similar ratio
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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.