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Finding the Fourth Proportional to 848.04, 1,170.34 and 475.00

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Solution

The fourth proportional to 848.04, 1,170.34 and 475.00 is: 655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.04 : 1,170.34 = 475.00 : x
  2. Step 2: Convert to fraction form
    848.04/1,170.34 = 475.00/x
  3. Step 3: Cross multiply
    848.04x = 1,170.34 × 475.00
  4. Step 4: Simplify right side
    848.04x = 555,907.39
  5. Step 5: Solve for x
    x = 555,907.39/848.04
  6. Step 6: Final answer
    x = 655.52

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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.