Home / 733,875.20-1,100,812.80-676,138.40

Finding the Fourth Proportional to 733,875.20, 1,100,812.80 and 676,138.40

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Solution

The fourth proportional to 733,875.20, 1,100,812.80 and 676,138.40 is: 1,014,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,875.20 : 1,100,812.80 = 676,138.40 : x
  2. Step 2: Convert to fraction form
    733,875.20/1,100,812.80 = 676,138.40/x
  3. Step 3: Cross multiply
    733,875.20x = 1,100,812.80 × 676,138.40
  4. Step 4: Simplify right side
    733,875.20x = 744,301,805,291.52
  5. Step 5: Solve for x
    x = 744,301,805,291.52/733,875.20
  6. Step 6: Final answer
    x = 1,014,207.60

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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.