Home / 466,030.30-643,115.70-262,081.16

Finding the Fourth Proportional to 466,030.30, 643,115.70 and 262,081.16

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Solution

The fourth proportional to 466,030.30, 643,115.70 and 262,081.16 is: 361,668.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,030.30 : 643,115.70 = 262,081.16 : x
  2. Step 2: Convert to fraction form
    466,030.30/643,115.70 = 262,081.16/x
  3. Step 3: Cross multiply
    466,030.30x = 643,115.70 × 262,081.16
  4. Step 4: Simplify right side
    466,030.30x = 168,548,508,670.21
  5. Step 5: Solve for x
    x = 168,548,508,670.21/466,030.30
  6. Step 6: Final answer
    x = 361,668.56

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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.