Home / 669,508.39-923,918.73-363,582.64

Finding the Fourth Proportional to 669,508.39, 923,918.73 and 363,582.64

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Solution

The fourth proportional to 669,508.39, 923,918.73 and 363,582.64 is: 501,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,508.39 : 923,918.73 = 363,582.64 : x
  2. Step 2: Convert to fraction form
    669,508.39/923,918.73 = 363,582.64/x
  3. Step 3: Cross multiply
    669,508.39x = 923,918.73 × 363,582.64
  4. Step 4: Simplify right side
    669,508.39x = 335,920,810,998.85
  5. Step 5: Solve for x
    x = 335,920,810,998.85/669,508.39
  6. Step 6: Final answer
    x = 501,742.50

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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.