Home / 649,995.78-975,015.24-223,527.39

Finding the Fourth Proportional to 649,995.78, 975,015.24 and 223,527.39

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Solution

The fourth proportional to 649,995.78, 975,015.24 and 223,527.39 is: 335,298.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,995.78 : 975,015.24 = 223,527.39 : x
  2. Step 2: Convert to fraction form
    649,995.78/975,015.24 = 223,527.39/x
  3. Step 3: Cross multiply
    649,995.78x = 975,015.24 × 223,527.39
  4. Step 4: Simplify right side
    649,995.78x = 217,942,611,807.42
  5. Step 5: Solve for x
    x = 217,942,611,807.42/649,995.78
  6. Step 6: Final answer
    x = 335,298.50

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Double scale
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Similar ratio
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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.