Home / 579,154.59-867,975.29-322,976.93

Finding the Fourth Proportional to 579,154.59, 867,975.29 and 322,976.93

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Solution

The fourth proportional to 579,154.59, 867,975.29 and 322,976.93 is: 484,043.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,154.59 : 867,975.29 = 322,976.93 : x
  2. Step 2: Convert to fraction form
    579,154.59/867,975.29 = 322,976.93/x
  3. Step 3: Cross multiply
    579,154.59x = 867,975.29 × 322,976.93
  4. Step 4: Simplify right side
    579,154.59x = 280,335,996,246.28
  5. Step 5: Solve for x
    x = 280,335,996,246.28/579,154.59
  6. Step 6: Final answer
    x = 484,043.47

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1.5x scale

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.