Home / 677,692.17-1,016,537.04-204,377.18

Finding the Fourth Proportional to 677,692.17, 1,016,537.04 and 204,377.18

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Solution

The fourth proportional to 677,692.17, 1,016,537.04 and 204,377.18 is: 306,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,692.17 : 1,016,537.04 = 204,377.18 : x
  2. Step 2: Convert to fraction form
    677,692.17/1,016,537.04 = 204,377.18/x
  3. Step 3: Cross multiply
    677,692.17x = 1,016,537.04 × 204,377.18
  4. Step 4: Simplify right side
    677,692.17x = 207,756,968,518.06
  5. Step 5: Solve for x
    x = 207,756,968,518.06/677,692.17
  6. Step 6: Final answer
    x = 306,565.40

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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.