Home / 867,285.30-1,301,371.16-579,293.32

Finding the Fourth Proportional to 867,285.30, 1,301,371.16 and 579,293.32

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Solution

The fourth proportional to 867,285.30, 1,301,371.16 and 579,293.32 is: 869,236.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,285.30 : 1,301,371.16 = 579,293.32 : x
  2. Step 2: Convert to fraction form
    867,285.30/1,301,371.16 = 579,293.32/x
  3. Step 3: Cross multiply
    867,285.30x = 1,301,371.16 × 579,293.32
  4. Step 4: Simplify right side
    867,285.30x = 753,875,619,377.35
  5. Step 5: Solve for x
    x = 753,875,619,377.35/867,285.30
  6. Step 6: Final answer
    x = 869,236.02

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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.