Home / 837,686.61-1,156,409.06-515,672.73

Finding the Fourth Proportional to 837,686.61, 1,156,409.06 and 515,672.73

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Solution

The fourth proportional to 837,686.61, 1,156,409.06 and 515,672.73 is: 711,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,686.61 : 1,156,409.06 = 515,672.73 : x
  2. Step 2: Convert to fraction form
    837,686.61/1,156,409.06 = 515,672.73/x
  3. Step 3: Cross multiply
    837,686.61x = 1,156,409.06 × 515,672.73
  4. Step 4: Simplify right side
    837,686.61x = 596,328,614,388.57
  5. Step 5: Solve for x
    x = 596,328,614,388.57/837,686.61
  6. Step 6: Final answer
    x = 711,875.55

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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.