Home / 669,447.41-923,834.50-363,521.32

Finding the Fourth Proportional to 669,447.41, 923,834.50 and 363,521.32

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Solution

The fourth proportional to 669,447.41, 923,834.50 and 363,521.32 is: 501,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,447.41 : 923,834.50 = 363,521.32 : x
  2. Step 2: Convert to fraction form
    669,447.41/923,834.50 = 363,521.32/x
  3. Step 3: Cross multiply
    669,447.41x = 923,834.50 × 363,521.32
  4. Step 4: Simplify right side
    669,447.41x = 335,833,533,683.15
  5. Step 5: Solve for x
    x = 335,833,533,683.15/669,447.41
  6. Step 6: Final answer
    x = 501,657.83

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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.