Home / 589,411.52-884,117.26-215,434.52

Finding the Fourth Proportional to 589,411.52, 884,117.26 and 215,434.52

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Solution

The fourth proportional to 589,411.52, 884,117.26 and 215,434.52 is: 323,151.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,411.52 : 884,117.26 = 215,434.52 : x
  2. Step 2: Convert to fraction form
    589,411.52/884,117.26 = 215,434.52/x
  3. Step 3: Cross multiply
    589,411.52x = 884,117.26 × 215,434.52
  4. Step 4: Simplify right side
    589,411.52x = 190,469,377,531.82
  5. Step 5: Solve for x
    x = 190,469,377,531.82/589,411.52
  6. Step 6: Final answer
    x = 323,151.77

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Double scale
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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.