Home / 1,143,250.31-1,714,876.07-290,385.92

Finding the Fourth Proportional to 1,143,250.31, 1,714,876.07 and 290,385.92

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Solution

The fourth proportional to 1,143,250.31, 1,714,876.07 and 290,385.92 is: 435,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,250.31 : 1,714,876.07 = 290,385.92 : x
  2. Step 2: Convert to fraction form
    1,143,250.31/1,714,876.07 = 290,385.92/x
  3. Step 3: Cross multiply
    1,143,250.31x = 1,714,876.07 × 290,385.92
  4. Step 4: Simplify right side
    1,143,250.31x = 497,975,855,246.62
  5. Step 5: Solve for x
    x = 497,975,855,246.62/1,143,250.31
  6. Step 6: Final answer
    x = 435,579.03

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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.