Home / 669,502.89-923,911.14-363,577.13

Finding the Fourth Proportional to 669,502.89, 923,911.14 and 363,577.13

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Solution

The fourth proportional to 669,502.89, 923,911.14 and 363,577.13 is: 501,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,502.89 : 923,911.14 = 363,577.13 : x
  2. Step 2: Convert to fraction form
    669,502.89/923,911.14 = 363,577.13/x
  3. Step 3: Cross multiply
    669,502.89x = 923,911.14 × 363,577.13
  4. Step 4: Simplify right side
    669,502.89x = 335,912,960,395.57
  5. Step 5: Solve for x
    x = 335,912,960,395.57/669,502.89
  6. Step 6: Final answer
    x = 501,734.89

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Double scale
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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.