Home / 669,080.30-923,328.50-363,156.66

Finding the Fourth Proportional to 669,080.30, 923,328.50 and 363,156.66

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Solution

The fourth proportional to 669,080.30, 923,328.50 and 363,156.66 is: 501,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,080.30 : 923,328.50 = 363,156.66 : x
  2. Step 2: Convert to fraction form
    669,080.30/923,328.50 = 363,156.66/x
  3. Step 3: Cross multiply
    669,080.30x = 923,328.50 × 363,156.66
  4. Step 4: Simplify right side
    669,080.30x = 335,312,892,327.03
  5. Step 5: Solve for x
    x = 335,312,892,327.03/669,080.30
  6. Step 6: Final answer
    x = 501,154.94

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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.