Home / 1,763,419.10-2,645,128.65-433,723.10

Finding the Fourth Proportional to 1,763,419.10, 2,645,128.65 and 433,723.10

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Solution

The fourth proportional to 1,763,419.10, 2,645,128.65 and 433,723.10 is: 650,584.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,419.10 : 2,645,128.65 = 433,723.10 : x
  2. Step 2: Convert to fraction form
    1,763,419.10/2,645,128.65 = 433,723.10/x
  3. Step 3: Cross multiply
    1,763,419.10x = 2,645,128.65 × 433,723.10
  4. Step 4: Simplify right side
    1,763,419.10x = 1,147,253,397,976.82
  5. Step 5: Solve for x
    x = 1,147,253,397,976.82/1,763,419.10
  6. Step 6: Final answer
    x = 650,584.65

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Double scale
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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.