Home / 423,848.97-584,573.27-278,803.71

Finding the Fourth Proportional to 423,848.97, 584,573.27 and 278,803.71

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Solution

The fourth proportional to 423,848.97, 584,573.27 and 278,803.71 is: 384,526.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,848.97 : 584,573.27 = 278,803.71 : x
  2. Step 2: Convert to fraction form
    423,848.97/584,573.27 = 278,803.71/x
  3. Step 3: Cross multiply
    423,848.97x = 584,573.27 × 278,803.71
  4. Step 4: Simplify right side
    423,848.97x = 162,981,195,048.81
  5. Step 5: Solve for x
    x = 162,981,195,048.81/423,848.97
  6. Step 6: Final answer
    x = 384,526.58

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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.