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Finding the Fourth Proportional to 625,574.22, 863,293.02 and 339,094.22

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Solution

The fourth proportional to 625,574.22, 863,293.02 and 339,094.22 is: 467,950.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,574.22 : 863,293.02 = 339,094.22 : x
  2. Step 2: Convert to fraction form
    625,574.22/863,293.02 = 339,094.22/x
  3. Step 3: Cross multiply
    625,574.22x = 863,293.02 × 339,094.22
  4. Step 4: Simplify right side
    625,574.22x = 292,737,673,248.34
  5. Step 5: Solve for x
    x = 292,737,673,248.34/625,574.22
  6. Step 6: Final answer
    x = 467,950.35

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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.