Home / 882,671.90-1,322,971.05-408,355.34

Finding the Fourth Proportional to 882,671.90, 1,322,971.05 and 408,355.34

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Solution

The fourth proportional to 882,671.90, 1,322,971.05 and 408,355.34 is: 612,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,671.90 : 1,322,971.05 = 408,355.34 : x
  2. Step 2: Convert to fraction form
    882,671.90/1,322,971.05 = 408,355.34/x
  3. Step 3: Cross multiply
    882,671.90x = 1,322,971.05 × 408,355.34
  4. Step 4: Simplify right side
    882,671.90x = 540,242,292,932.91
  5. Step 5: Solve for x
    x = 540,242,292,932.91/882,671.90
  6. Step 6: Final answer
    x = 612,053.35

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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.