Home / 827,159.88-1,141,428.06-464,574.36

Finding the Fourth Proportional to 827,159.88, 1,141,428.06 and 464,574.36

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Solution

The fourth proportional to 827,159.88, 1,141,428.06 and 464,574.36 is: 641,083.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,159.88 : 1,141,428.06 = 464,574.36 : x
  2. Step 2: Convert to fraction form
    827,159.88/1,141,428.06 = 464,574.36/x
  3. Step 3: Cross multiply
    827,159.88x = 1,141,428.06 × 464,574.36
  4. Step 4: Simplify right side
    827,159.88x = 530,278,210,460.54
  5. Step 5: Solve for x
    x = 530,278,210,460.54/827,159.88
  6. Step 6: Final answer
    x = 641,083.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.