Home / 205,036.20-307,554.30-192,570.30

Finding the Fourth Proportional to 205,036.20, 307,554.30 and 192,570.30

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Solution

The fourth proportional to 205,036.20, 307,554.30 and 192,570.30 is: 288,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,036.20 : 307,554.30 = 192,570.30 : x
  2. Step 2: Convert to fraction form
    205,036.20/307,554.30 = 192,570.30/x
  3. Step 3: Cross multiply
    205,036.20x = 307,554.30 × 192,570.30
  4. Step 4: Simplify right side
    205,036.20x = 59,225,823,817.29
  5. Step 5: Solve for x
    x = 59,225,823,817.29/205,036.20
  6. Step 6: Final answer
    x = 288,855.45

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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.