Home / 912,233.81-1,259,082.50-530,480.81

Finding the Fourth Proportional to 912,233.81, 1,259,082.50 and 530,480.81

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Solution

The fourth proportional to 912,233.81, 1,259,082.50 and 530,480.81 is: 732,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,233.81 : 1,259,082.50 = 530,480.81 : x
  2. Step 2: Convert to fraction form
    912,233.81/1,259,082.50 = 530,480.81/x
  3. Step 3: Cross multiply
    912,233.81x = 1,259,082.50 × 530,480.81
  4. Step 4: Simplify right side
    912,233.81x = 667,919,095,509.01
  5. Step 5: Solve for x
    x = 667,919,095,509.01/912,233.81
  6. Step 6: Final answer
    x = 732,179.72

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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.