Home / 578,695.08-867,215.50-325,444.04

Finding the Fourth Proportional to 578,695.08, 867,215.50 and 325,444.04

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Solution

The fourth proportional to 578,695.08, 867,215.50 and 325,444.04 is: 487,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,695.08 : 867,215.50 = 325,444.04 : x
  2. Step 2: Convert to fraction form
    578,695.08/867,215.50 = 325,444.04/x
  3. Step 3: Cross multiply
    578,695.08x = 867,215.50 × 325,444.04
  4. Step 4: Simplify right side
    578,695.08x = 282,230,115,870.62
  5. Step 5: Solve for x
    x = 282,230,115,870.62/578,695.08
  6. Step 6: Final answer
    x = 487,700.91

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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.