Home / 843,168.81-1,163,246.13-537,190.40

Finding the Fourth Proportional to 843,168.81, 1,163,246.13 and 537,190.40

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Solution

The fourth proportional to 843,168.81, 1,163,246.13 and 537,190.40 is: 741,114.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,168.81 : 1,163,246.13 = 537,190.40 : x
  2. Step 2: Convert to fraction form
    843,168.81/1,163,246.13 = 537,190.40/x
  3. Step 3: Cross multiply
    843,168.81x = 1,163,246.13 × 537,190.40
  4. Step 4: Simplify right side
    843,168.81x = 624,884,656,781.27
  5. Step 5: Solve for x
    x = 624,884,656,781.27/843,168.81
  6. Step 6: Final answer
    x = 741,114.53

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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.