Home / 875,660.40-1,310,574.60-635,090.40

Finding the Fourth Proportional to 875,660.40, 1,310,574.60 and 635,090.40

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Solution

The fourth proportional to 875,660.40, 1,310,574.60 and 635,090.40 is: 950,520.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,660.40 : 1,310,574.60 = 635,090.40 : x
  2. Step 2: Convert to fraction form
    875,660.40/1,310,574.60 = 635,090.40/x
  3. Step 3: Cross multiply
    875,660.40x = 1,310,574.60 × 635,090.40
  4. Step 4: Simplify right side
    875,660.40x = 832,333,346,943.84
  5. Step 5: Solve for x
    x = 832,333,346,943.84/875,660.40
  6. Step 6: Final answer
    x = 950,520.71

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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.