Home / 893,857.80-1,340,430.30-294,652.20

Finding the Fourth Proportional to 893,857.80, 1,340,430.30 and 294,652.20

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Solution

The fourth proportional to 893,857.80, 1,340,430.30 and 294,652.20 is: 441,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,857.80 : 1,340,430.30 = 294,652.20 : x
  2. Step 2: Convert to fraction form
    893,857.80/1,340,430.30 = 294,652.20/x
  3. Step 3: Cross multiply
    893,857.80x = 1,340,430.30 × 294,652.20
  4. Step 4: Simplify right side
    893,857.80x = 394,960,736,841.66
  5. Step 5: Solve for x
    x = 394,960,736,841.66/893,857.80
  6. Step 6: Final answer
    x = 441,860.82

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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.