Home / 734,023.10-1,103,987.10-657,259.40

Finding the Fourth Proportional to 734,023.10, 1,103,987.10 and 657,259.40

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Solution

The fourth proportional to 734,023.10, 1,103,987.10 and 657,259.40 is: 988,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,023.10 : 1,103,987.10 = 657,259.40 : x
  2. Step 2: Convert to fraction form
    734,023.10/1,103,987.10 = 657,259.40/x
  3. Step 3: Cross multiply
    734,023.10x = 1,103,987.10 × 657,259.40
  4. Step 4: Simplify right side
    734,023.10x = 725,605,898,953.74
  5. Step 5: Solve for x
    x = 725,605,898,953.74/734,023.10
  6. Step 6: Final answer
    x = 988,532.78

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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.