Home / 1,143,189.83-1,714,785.49-290,325.44

Finding the Fourth Proportional to 1,143,189.83, 1,714,785.49 and 290,325.44

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Solution

The fourth proportional to 1,143,189.83, 1,714,785.49 and 290,325.44 is: 435,488.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,189.83 : 1,714,785.49 = 290,325.44 : x
  2. Step 2: Convert to fraction form
    1,143,189.83/1,714,785.49 = 290,325.44/x
  3. Step 3: Cross multiply
    1,143,189.83x = 1,714,785.49 × 290,325.44
  4. Step 4: Simplify right side
    1,143,189.83x = 497,845,854,725.20
  5. Step 5: Solve for x
    x = 497,845,854,725.20/1,143,189.83
  6. Step 6: Final answer
    x = 435,488.35

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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.