Home / 626,961.60-940,442.40-183,729.60

Finding the Fourth Proportional to 626,961.60, 940,442.40 and 183,729.60

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Solution

The fourth proportional to 626,961.60, 940,442.40 and 183,729.60 is: 275,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,961.60 : 940,442.40 = 183,729.60 : x
  2. Step 2: Convert to fraction form
    626,961.60/940,442.40 = 183,729.60/x
  3. Step 3: Cross multiply
    626,961.60x = 940,442.40 × 183,729.60
  4. Step 4: Simplify right side
    626,961.60x = 172,787,105,975.04
  5. Step 5: Solve for x
    x = 172,787,105,975.04/626,961.60
  6. Step 6: Final answer
    x = 275,594.40

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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.