Home / 1,344,428.90-2,016,060.15-445,523.30

Finding the Fourth Proportional to 1,344,428.90, 2,016,060.15 and 445,523.30

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Solution

The fourth proportional to 1,344,428.90, 2,016,060.15 and 445,523.30 is: 668,091.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,428.90 : 2,016,060.15 = 445,523.30 : x
  2. Step 2: Convert to fraction form
    1,344,428.90/2,016,060.15 = 445,523.30/x
  3. Step 3: Cross multiply
    1,344,428.90x = 2,016,060.15 × 445,523.30
  4. Step 4: Simplify right side
    1,344,428.90x = 898,201,771,026.50
  5. Step 5: Solve for x
    x = 898,201,771,026.50/1,344,428.90
  6. Step 6: Final answer
    x = 668,091.69

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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.