Home / 1,356,101.60-2,034,152.40-345,221.60

Finding the Fourth Proportional to 1,356,101.60, 2,034,152.40 and 345,221.60

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Solution

The fourth proportional to 1,356,101.60, 2,034,152.40 and 345,221.60 is: 517,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,101.60 : 2,034,152.40 = 345,221.60 : x
  2. Step 2: Convert to fraction form
    1,356,101.60/2,034,152.40 = 345,221.60/x
  3. Step 3: Cross multiply
    1,356,101.60x = 2,034,152.40 × 345,221.60
  4. Step 4: Simplify right side
    1,356,101.60x = 702,233,346,171.84
  5. Step 5: Solve for x
    x = 702,233,346,171.84/1,356,101.60
  6. Step 6: Final answer
    x = 517,832.40

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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.