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Finding the Fourth Proportional to 533,700.54, 736,539.41 and 307,418.94

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Solution

The fourth proportional to 533,700.54, 736,539.41 and 307,418.94 is: 424,256.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,700.54 : 736,539.41 = 307,418.94 : x
  2. Step 2: Convert to fraction form
    533,700.54/736,539.41 = 307,418.94/x
  3. Step 3: Cross multiply
    533,700.54x = 736,539.41 × 307,418.94
  4. Step 4: Simplify right side
    533,700.54x = 226,426,164,690.43
  5. Step 5: Solve for x
    x = 226,426,164,690.43/533,700.54
  6. Step 6: Final answer
    x = 424,256.95

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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.