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Finding the Fourth Proportional to 590,411.54, 814,767.45 and 322,139.54

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Solution

The fourth proportional to 590,411.54, 814,767.45 and 322,139.54 is: 444,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,411.54 : 814,767.45 = 322,139.54 : x
  2. Step 2: Convert to fraction form
    590,411.54/814,767.45 = 322,139.54/x
  3. Step 3: Cross multiply
    590,411.54x = 814,767.45 × 322,139.54
  4. Step 4: Simplify right side
    590,411.54x = 262,468,811,549.97
  5. Step 5: Solve for x
    x = 262,468,811,549.97/590,411.54
  6. Step 6: Final answer
    x = 444,552.31

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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.