Home / 724,836.40-1,087,254.60-606,738.40

Finding the Fourth Proportional to 724,836.40, 1,087,254.60 and 606,738.40

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Solution

The fourth proportional to 724,836.40, 1,087,254.60 and 606,738.40 is: 910,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,836.40 : 1,087,254.60 = 606,738.40 : x
  2. Step 2: Convert to fraction form
    724,836.40/1,087,254.60 = 606,738.40/x
  3. Step 3: Cross multiply
    724,836.40x = 1,087,254.60 × 606,738.40
  4. Step 4: Simplify right side
    724,836.40x = 659,679,116,396.64
  5. Step 5: Solve for x
    x = 659,679,116,396.64/724,836.40
  6. Step 6: Final answer
    x = 910,107.60

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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.