Home / 716,209.40-1,074,810.90-539,089.40

Finding the Fourth Proportional to 716,209.40, 1,074,810.90 and 539,089.40

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Solution

The fourth proportional to 716,209.40, 1,074,810.90 and 539,089.40 is: 809,008.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,209.40 : 1,074,810.90 = 539,089.40 : x
  2. Step 2: Convert to fraction form
    716,209.40/1,074,810.90 = 539,089.40/x
  3. Step 3: Cross multiply
    716,209.40x = 1,074,810.90 × 539,089.40
  4. Step 4: Simplify right side
    716,209.40x = 579,419,163,194.46
  5. Step 5: Solve for x
    x = 579,419,163,194.46/716,209.40
  6. Step 6: Final answer
    x = 809,008.04

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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.