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Finding the Fourth Proportional to 582,166.69, 803,390.06 and 324,038.07

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Solution

The fourth proportional to 582,166.69, 803,390.06 and 324,038.07 is: 447,172.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,166.69 : 803,390.06 = 324,038.07 : x
  2. Step 2: Convert to fraction form
    582,166.69/803,390.06 = 324,038.07/x
  3. Step 3: Cross multiply
    582,166.69x = 803,390.06 × 324,038.07
  4. Step 4: Simplify right side
    582,166.69x = 260,328,965,309.68
  5. Step 5: Solve for x
    x = 260,328,965,309.68/582,166.69
  6. Step 6: Final answer
    x = 447,172.56

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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.