Home / 876,235.80-1,314,353.70-577,054.20

Finding the Fourth Proportional to 876,235.80, 1,314,353.70 and 577,054.20

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Solution

The fourth proportional to 876,235.80, 1,314,353.70 and 577,054.20 is: 865,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,235.80 : 1,314,353.70 = 577,054.20 : x
  2. Step 2: Convert to fraction form
    876,235.80/1,314,353.70 = 577,054.20/x
  3. Step 3: Cross multiply
    876,235.80x = 1,314,353.70 × 577,054.20
  4. Step 4: Simplify right side
    876,235.80x = 758,453,322,870.54
  5. Step 5: Solve for x
    x = 758,453,322,870.54/876,235.80
  6. Step 6: Final answer
    x = 865,581.30

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Double scale
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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.