Home / 669,111.46-923,348.93-363,181.28

Finding the Fourth Proportional to 669,111.46, 923,348.93 and 363,181.28

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Solution

The fourth proportional to 669,111.46, 923,348.93 and 363,181.28 is: 501,176.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,111.46 : 923,348.93 = 363,181.28 : x
  2. Step 2: Convert to fraction form
    669,111.46/923,348.93 = 363,181.28/x
  3. Step 3: Cross multiply
    669,111.46x = 923,348.93 × 363,181.28
  4. Step 4: Simplify right side
    669,111.46x = 335,343,044,883.61
  5. Step 5: Solve for x
    x = 335,343,044,883.61/669,111.46
  6. Step 6: Final answer
    x = 501,176.66

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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.