Home / 1,366,233.10-2,049,349.65-419,602.30

Finding the Fourth Proportional to 1,366,233.10, 2,049,349.65 and 419,602.30

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Solution

The fourth proportional to 1,366,233.10, 2,049,349.65 and 419,602.30 is: 629,403.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,233.10 : 2,049,349.65 = 419,602.30 : x
  2. Step 2: Convert to fraction form
    1,366,233.10/2,049,349.65 = 419,602.30/x
  3. Step 3: Cross multiply
    1,366,233.10x = 2,049,349.65 × 419,602.30
  4. Step 4: Simplify right side
    1,366,233.10x = 859,911,826,644.20
  5. Step 5: Solve for x
    x = 859,911,826,644.20/1,366,233.10
  6. Step 6: Final answer
    x = 629,403.45

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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.