Home / 552,656.04-762,659.94-307,636.91

Finding the Fourth Proportional to 552,656.04, 762,659.94 and 307,636.91

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Solution

The fourth proportional to 552,656.04, 762,659.94 and 307,636.91 is: 424,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,656.04 : 762,659.94 = 307,636.91 : x
  2. Step 2: Convert to fraction form
    552,656.04/762,659.94 = 307,636.91/x
  3. Step 3: Cross multiply
    552,656.04x = 762,659.94 × 307,636.91
  4. Step 4: Simplify right side
    552,656.04x = 234,622,347,322.39
  5. Step 5: Solve for x
    x = 234,622,347,322.39/552,656.04
  6. Step 6: Final answer
    x = 424,535.93

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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.