Home / 864,170.16-1,296,218.31-295,602.11

Finding the Fourth Proportional to 864,170.16, 1,296,218.31 and 295,602.11

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Solution

The fourth proportional to 864,170.16, 1,296,218.31 and 295,602.11 is: 443,390.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,170.16 : 1,296,218.31 = 295,602.11 : x
  2. Step 2: Convert to fraction form
    864,170.16/1,296,218.31 = 295,602.11/x
  3. Step 3: Cross multiply
    864,170.16x = 1,296,218.31 × 295,602.11
  4. Step 4: Simplify right side
    864,170.16x = 383,164,867,456.63
  5. Step 5: Solve for x
    x = 383,164,867,456.63/864,170.16
  6. Step 6: Final answer
    x = 443,390.53

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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.