Home / 669,442.91-923,828.29-363,516.82

Finding the Fourth Proportional to 669,442.91, 923,828.29 and 363,516.82

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Solution

The fourth proportional to 669,442.91, 923,828.29 and 363,516.82 is: 501,651.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,442.91 : 923,828.29 = 363,516.82 : x
  2. Step 2: Convert to fraction form
    669,442.91/923,828.29 = 363,516.82/x
  3. Step 3: Cross multiply
    669,442.91x = 923,828.29 × 363,516.82
  4. Step 4: Simplify right side
    669,442.91x = 335,827,118,988.48
  5. Step 5: Solve for x
    x = 335,827,118,988.48/669,442.91
  6. Step 6: Final answer
    x = 501,651.62

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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.