Home / 876,585.36-1,314,924.48-277,609.80

Finding the Fourth Proportional to 876,585.36, 1,314,924.48 and 277,609.80

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Solution

The fourth proportional to 876,585.36, 1,314,924.48 and 277,609.80 is: 416,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,585.36 : 1,314,924.48 = 277,609.80 : x
  2. Step 2: Convert to fraction form
    876,585.36/1,314,924.48 = 277,609.80/x
  3. Step 3: Cross multiply
    876,585.36x = 1,314,924.48 × 277,609.80
  4. Step 4: Simplify right side
    876,585.36x = 365,035,921,907.90
  5. Step 5: Solve for x
    x = 365,035,921,907.90/876,585.36
  6. Step 6: Final answer
    x = 416,429.41

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Double scale
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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.