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Finding the Fourth Proportional to 368,570.02, 552,279.03 and 256,469.26

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Solution

The fourth proportional to 368,570.02, 552,279.03 and 256,469.26 is: 384,303.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,570.02 : 552,279.03 = 256,469.26 : x
  2. Step 2: Convert to fraction form
    368,570.02/552,279.03 = 256,469.26/x
  3. Step 3: Cross multiply
    368,570.02x = 552,279.03 × 256,469.26
  4. Step 4: Simplify right side
    368,570.02x = 141,642,594,137.62
  5. Step 5: Solve for x
    x = 141,642,594,137.62/368,570.02
  6. Step 6: Final answer
    x = 384,303.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.