Home / 423,070.12-583,844.66-259,644.69

Finding the Fourth Proportional to 423,070.12, 583,844.66 and 259,644.69

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Solution

The fourth proportional to 423,070.12, 583,844.66 and 259,644.69 is: 358,314.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,070.12 : 583,844.66 = 259,644.69 : x
  2. Step 2: Convert to fraction form
    423,070.12/583,844.66 = 259,644.69/x
  3. Step 3: Cross multiply
    423,070.12x = 583,844.66 × 259,644.69
  4. Step 4: Simplify right side
    423,070.12x = 151,592,165,429.30
  5. Step 5: Solve for x
    x = 151,592,165,429.30/423,070.12
  6. Step 6: Final answer
    x = 358,314.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.