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Finding the Fourth Proportional to 669,263.39, 923,599.53 and 363,352.67

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Solution

The fourth proportional to 669,263.39, 923,599.53 and 363,352.67 is: 501,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,263.39 : 923,599.53 = 363,352.67 : x
  2. Step 2: Convert to fraction form
    669,263.39/923,599.53 = 363,352.67/x
  3. Step 3: Cross multiply
    669,263.39x = 923,599.53 × 363,352.67
  4. Step 4: Simplify right side
    669,263.39x = 335,592,350,618.25
  5. Step 5: Solve for x
    x = 335,592,350,618.25/669,263.39
  6. Step 6: Final answer
    x = 501,435.40

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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.