Home / 875,901.40-1,313,895.30-455,997.40

Finding the Fourth Proportional to 875,901.40, 1,313,895.30 and 455,997.40

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Solution

The fourth proportional to 875,901.40, 1,313,895.30 and 455,997.40 is: 684,018.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,901.40 : 1,313,895.30 = 455,997.40 : x
  2. Step 2: Convert to fraction form
    875,901.40/1,313,895.30 = 455,997.40/x
  3. Step 3: Cross multiply
    875,901.40x = 1,313,895.30 × 455,997.40
  4. Step 4: Simplify right side
    875,901.40x = 599,132,840,672.22
  5. Step 5: Solve for x
    x = 599,132,840,672.22/875,901.40
  6. Step 6: Final answer
    x = 684,018.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.