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Finding the Fourth Proportional to 672,255.04, 927,710.08 and 370,448.96

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Solution

The fourth proportional to 672,255.04, 927,710.08 and 370,448.96 is: 511,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,255.04 : 927,710.08 = 370,448.96 : x
  2. Step 2: Convert to fraction form
    672,255.04/927,710.08 = 370,448.96/x
  3. Step 3: Cross multiply
    672,255.04x = 927,710.08 × 370,448.96
  4. Step 4: Simplify right side
    672,255.04x = 343,669,234,317.52
  5. Step 5: Solve for x
    x = 343,669,234,317.52/672,255.04
  6. Step 6: Final answer
    x = 511,218.53

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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.