Home / 763,605.97-1,145,658.11-364,194.83

Finding the Fourth Proportional to 763,605.97, 1,145,658.11 and 364,194.83

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Solution

The fourth proportional to 763,605.97, 1,145,658.11 and 364,194.83 is: 546,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,605.97 : 1,145,658.11 = 364,194.83 : x
  2. Step 2: Convert to fraction form
    763,605.97/1,145,658.11 = 364,194.83/x
  3. Step 3: Cross multiply
    763,605.97x = 1,145,658.11 × 364,194.83
  4. Step 4: Simplify right side
    763,605.97x = 417,242,761,652.74
  5. Step 5: Solve for x
    x = 417,242,761,652.74/763,605.97
  6. Step 6: Final answer
    x = 546,411.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.