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Finding the Fourth Proportional to 502,501.78, 753,777.28 and 202,944.98

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Solution

The fourth proportional to 502,501.78, 753,777.28 and 202,944.98 is: 304,427.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,501.78 : 753,777.28 = 202,944.98 : x
  2. Step 2: Convert to fraction form
    502,501.78/753,777.28 = 202,944.98/x
  3. Step 3: Cross multiply
    502,501.78x = 753,777.28 × 202,944.98
  4. Step 4: Simplify right side
    502,501.78x = 152,975,315,014.05
  5. Step 5: Solve for x
    x = 152,975,315,014.05/502,501.78
  6. Step 6: Final answer
    x = 304,427.41

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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.