Home / 423,291.12-584,323.95-259,974.08

Finding the Fourth Proportional to 423,291.12, 584,323.95 and 259,974.08

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Solution

The fourth proportional to 423,291.12, 584,323.95 and 259,974.08 is: 358,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,291.12 : 584,323.95 = 259,974.08 : x
  2. Step 2: Convert to fraction form
    423,291.12/584,323.95 = 259,974.08/x
  3. Step 3: Cross multiply
    423,291.12x = 584,323.95 × 259,974.08
  4. Step 4: Simplify right side
    423,291.12x = 151,909,082,479.95
  5. Step 5: Solve for x
    x = 151,909,082,479.95/423,291.12
  6. Step 6: Final answer
    x = 358,876.14

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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.