Home / 1,141,203.60-1,711,805.40-288,273.60

Finding the Fourth Proportional to 1,141,203.60, 1,711,805.40 and 288,273.60

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Solution

The fourth proportional to 1,141,203.60, 1,711,805.40 and 288,273.60 is: 432,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,203.60 : 1,711,805.40 = 288,273.60 : x
  2. Step 2: Convert to fraction form
    1,141,203.60/1,711,805.40 = 288,273.60/x
  3. Step 3: Cross multiply
    1,141,203.60x = 1,711,805.40 × 288,273.60
  4. Step 4: Simplify right side
    1,141,203.60x = 493,468,305,157.44
  5. Step 5: Solve for x
    x = 493,468,305,157.44/1,141,203.60
  6. Step 6: Final answer
    x = 432,410.40

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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.