Home / 560,210.56-839,922.18-205,178.44

Finding the Fourth Proportional to 560,210.56, 839,922.18 and 205,178.44

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Solution

The fourth proportional to 560,210.56, 839,922.18 and 205,178.44 is: 307,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,210.56 : 839,922.18 = 205,178.44 : x
  2. Step 2: Convert to fraction form
    560,210.56/839,922.18 = 205,178.44/x
  3. Step 3: Cross multiply
    560,210.56x = 839,922.18 × 205,178.44
  4. Step 4: Simplify right side
    560,210.56x = 172,333,922,613.80
  5. Step 5: Solve for x
    x = 172,333,922,613.80/560,210.56
  6. Step 6: Final answer
    x = 307,623.48

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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.