Home / 703,141.20-1,054,452.60-348,037.20

Finding the Fourth Proportional to 703,141.20, 1,054,452.60 and 348,037.20

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Solution

The fourth proportional to 703,141.20, 1,054,452.60 and 348,037.20 is: 521,927.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,141.20 : 1,054,452.60 = 348,037.20 : x
  2. Step 2: Convert to fraction form
    703,141.20/1,054,452.60 = 348,037.20/x
  3. Step 3: Cross multiply
    703,141.20x = 1,054,452.60 × 348,037.20
  4. Step 4: Simplify right side
    703,141.20x = 366,988,730,436.72
  5. Step 5: Solve for x
    x = 366,988,730,436.72/703,141.20
  6. Step 6: Final answer
    x = 521,927.50

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Half scale
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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.