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Finding the Fourth Proportional to 565,938.43, 780,737.41 and 336,365.26

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Solution

The fourth proportional to 565,938.43, 780,737.41 and 336,365.26 is: 464,030.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,938.43 : 780,737.41 = 336,365.26 : x
  2. Step 2: Convert to fraction form
    565,938.43/780,737.41 = 336,365.26/x
  3. Step 3: Cross multiply
    565,938.43x = 780,737.41 × 336,365.26
  4. Step 4: Simplify right side
    565,938.43x = 262,612,941,906.38
  5. Step 5: Solve for x
    x = 262,612,941,906.38/565,938.43
  6. Step 6: Final answer
    x = 464,030.94

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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.