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Finding the Fourth Proportional to 578,954.36, 799,001.34 and 364,278.44

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Solution

The fourth proportional to 578,954.36, 799,001.34 and 364,278.44 is: 502,732.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,954.36 : 799,001.34 = 364,278.44 : x
  2. Step 2: Convert to fraction form
    578,954.36/799,001.34 = 364,278.44/x
  3. Step 3: Cross multiply
    578,954.36x = 799,001.34 × 364,278.44
  4. Step 4: Simplify right side
    578,954.36x = 291,058,961,693.11
  5. Step 5: Solve for x
    x = 291,058,961,693.11/578,954.36
  6. Step 6: Final answer
    x = 502,732.14

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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.