Home / 941,069.28-1,298,652.81-527,578.65

Finding the Fourth Proportional to 941,069.28, 1,298,652.81 and 527,578.65

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Solution

The fourth proportional to 941,069.28, 1,298,652.81 and 527,578.65 is: 728,045.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,069.28 : 1,298,652.81 = 527,578.65 : x
  2. Step 2: Convert to fraction form
    941,069.28/1,298,652.81 = 527,578.65/x
  3. Step 3: Cross multiply
    941,069.28x = 1,298,652.81 × 527,578.65
  4. Step 4: Simplify right side
    941,069.28x = 685,141,496,318.51
  5. Step 5: Solve for x
    x = 685,141,496,318.51/941,069.28
  6. Step 6: Final answer
    x = 728,045.76

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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.