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Finding the Fourth Proportional to 669,204.96, 923,504.40 and 367,418.40

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Solution

The fourth proportional to 669,204.96, 923,504.40 and 367,418.40 is: 507,038.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,204.96 : 923,504.40 = 367,418.40 : x
  2. Step 2: Convert to fraction form
    669,204.96/923,504.40 = 367,418.40/x
  3. Step 3: Cross multiply
    669,204.96x = 923,504.40 × 367,418.40
  4. Step 4: Simplify right side
    669,204.96x = 339,312,509,040.96
  5. Step 5: Solve for x
    x = 339,312,509,040.96/669,204.96
  6. Step 6: Final answer
    x = 507,038.25

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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.