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Finding the Fourth Proportional to 423,842.92, 584,913.54 and 232,868.68

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Solution

The fourth proportional to 423,842.92, 584,913.54 and 232,868.68 is: 321,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,842.92 : 584,913.54 = 232,868.68 : x
  2. Step 2: Convert to fraction form
    423,842.92/584,913.54 = 232,868.68/x
  3. Step 3: Cross multiply
    423,842.92x = 584,913.54 × 232,868.68
  4. Step 4: Simplify right side
    423,842.92x = 136,208,043,973.93
  5. Step 5: Solve for x
    x = 136,208,043,973.93/423,842.92
  6. Step 6: Final answer
    x = 321,364.44

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1.5x scale

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.