Home / 669,125.30-923,395.05-363,201.93

Finding the Fourth Proportional to 669,125.30, 923,395.05 and 363,201.93

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Solution

The fourth proportional to 669,125.30, 923,395.05 and 363,201.93 is: 501,219.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,125.30 : 923,395.05 = 363,201.93 : x
  2. Step 2: Convert to fraction form
    669,125.30/923,395.05 = 363,201.93/x
  3. Step 3: Cross multiply
    669,125.30x = 923,395.05 × 363,201.93
  4. Step 4: Simplify right side
    669,125.30x = 335,378,864,312.45
  5. Step 5: Solve for x
    x = 335,378,864,312.45/669,125.30
  6. Step 6: Final answer
    x = 501,219.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.