Home / 912,240.93-1,259,092.34-530,487.93

Finding the Fourth Proportional to 912,240.93, 1,259,092.34 and 530,487.93

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Solution

The fourth proportional to 912,240.93, 1,259,092.34 and 530,487.93 is: 732,189.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,240.93 : 1,259,092.34 = 530,487.93 : x
  2. Step 2: Convert to fraction form
    912,240.93/1,259,092.34 = 530,487.93/x
  3. Step 3: Cross multiply
    912,240.93x = 1,259,092.34 × 530,487.93
  4. Step 4: Simplify right side
    912,240.93x = 667,933,286,473.02
  5. Step 5: Solve for x
    x = 667,933,286,473.02/912,240.93
  6. Step 6: Final answer
    x = 732,189.56

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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.