Home / 467,941.19-645,758.83-253,081.25

Finding the Fourth Proportional to 467,941.19, 645,758.83 and 253,081.25

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Solution

The fourth proportional to 467,941.19, 645,758.83 and 253,081.25 is: 349,252.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,941.19 : 645,758.83 = 253,081.25 : x
  2. Step 2: Convert to fraction form
    467,941.19/645,758.83 = 253,081.25/x
  3. Step 3: Cross multiply
    467,941.19x = 645,758.83 × 253,081.25
  4. Step 4: Simplify right side
    467,941.19x = 163,429,448,666.14
  5. Step 5: Solve for x
    x = 163,429,448,666.14/467,941.19
  6. Step 6: Final answer
    x = 349,252.12

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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.