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Finding the Fourth Proportional to 556,026.39, 833,394.42 and 255,876.84

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Solution

The fourth proportional to 556,026.39, 833,394.42 and 255,876.84 is: 383,518.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,026.39 : 833,394.42 = 255,876.84 : x
  2. Step 2: Convert to fraction form
    556,026.39/833,394.42 = 255,876.84/x
  3. Step 3: Cross multiply
    556,026.39x = 833,394.42 × 255,876.84
  4. Step 4: Simplify right side
    556,026.39x = 213,246,330,663.23
  5. Step 5: Solve for x
    x = 213,246,330,663.23/556,026.39
  6. Step 6: Final answer
    x = 383,518.36

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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.