Home / 748,073.27-1,123,770.81-463,973.87

Finding the Fourth Proportional to 748,073.27, 1,123,770.81 and 463,973.87

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Solution

The fourth proportional to 748,073.27, 1,123,770.81 and 463,973.87 is: 696,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,073.27 : 1,123,770.81 = 463,973.87 : x
  2. Step 2: Convert to fraction form
    748,073.27/1,123,770.81 = 463,973.87/x
  3. Step 3: Cross multiply
    748,073.27x = 1,123,770.81 × 463,973.87
  4. Step 4: Simplify right side
    748,073.27x = 521,400,296,258.06
  5. Step 5: Solve for x
    x = 521,400,296,258.06/748,073.27
  6. Step 6: Final answer
    x = 696,990.94

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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.