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Finding the Fourth Proportional to 578,242.56, 798,058.19 and 333,180.38

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Solution

The fourth proportional to 578,242.56, 798,058.19 and 333,180.38 is: 459,837.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,242.56 : 798,058.19 = 333,180.38 : x
  2. Step 2: Convert to fraction form
    578,242.56/798,058.19 = 333,180.38/x
  3. Step 3: Cross multiply
    578,242.56x = 798,058.19 × 333,180.38
  4. Step 4: Simplify right side
    578,242.56x = 265,897,330,841.69
  5. Step 5: Solve for x
    x = 265,897,330,841.69/578,242.56
  6. Step 6: Final answer
    x = 459,837.01

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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.