Home / 669,095.63-923,352.89-363,172.07

Finding the Fourth Proportional to 669,095.63, 923,352.89 and 363,172.07

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Solution

The fourth proportional to 669,095.63, 923,352.89 and 363,172.07 is: 501,177.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,095.63 : 923,352.89 = 363,172.07 : x
  2. Step 2: Convert to fraction form
    669,095.63/923,352.89 = 363,172.07/x
  3. Step 3: Cross multiply
    669,095.63x = 923,352.89 × 363,172.07
  4. Step 4: Simplify right side
    669,095.63x = 335,335,983,618.10
  5. Step 5: Solve for x
    x = 335,335,983,618.10/669,095.63
  6. Step 6: Final answer
    x = 501,177.96

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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.