Home / 669,316.32-923,663.34-363,395.52

Finding the Fourth Proportional to 669,316.32, 923,663.34 and 363,395.52

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Solution

The fourth proportional to 669,316.32, 923,663.34 and 363,395.52 is: 501,489.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,316.32 : 923,663.34 = 363,395.52 : x
  2. Step 2: Convert to fraction form
    669,316.32/923,663.34 = 363,395.52/x
  3. Step 3: Cross multiply
    669,316.32x = 923,663.34 × 363,395.52
  4. Step 4: Simplify right side
    669,316.32x = 335,655,119,744.24
  5. Step 5: Solve for x
    x = 335,655,119,744.24/669,316.32
  6. Step 6: Final answer
    x = 501,489.52

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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.