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Finding the Fourth Proportional to 584,542.95, 806,598.13 and 326,434.23

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Solution

The fourth proportional to 584,542.95, 806,598.13 and 326,434.23 is: 450,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,542.95 : 806,598.13 = 326,434.23 : x
  2. Step 2: Convert to fraction form
    584,542.95/806,598.13 = 326,434.23/x
  3. Step 3: Cross multiply
    584,542.95x = 806,598.13 × 326,434.23
  4. Step 4: Simplify right side
    584,542.95x = 263,301,239,485.99
  5. Step 5: Solve for x
    x = 263,301,239,485.99/584,542.95
  6. Step 6: Final answer
    x = 450,439.51

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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.