Home / 864,371.34-1,192,682.61-501,713.82

Finding the Fourth Proportional to 864,371.34, 1,192,682.61 and 501,713.82

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Solution

The fourth proportional to 864,371.34, 1,192,682.61 and 501,713.82 is: 692,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,371.34 : 1,192,682.61 = 501,713.82 : x
  2. Step 2: Convert to fraction form
    864,371.34/1,192,682.61 = 501,713.82/x
  3. Step 3: Cross multiply
    864,371.34x = 1,192,682.61 × 501,713.82
  4. Step 4: Simplify right side
    864,371.34x = 598,385,348,310.67
  5. Step 5: Solve for x
    x = 598,385,348,310.67/864,371.34
  6. Step 6: Final answer
    x = 692,278.10

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1.5x scale

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.