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Finding the Fourth Proportional to 705,184.44, 973,158.36 and 382,894.56

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Solution

The fourth proportional to 705,184.44, 973,158.36 and 382,894.56 is: 528,396.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,184.44 : 973,158.36 = 382,894.56 : x
  2. Step 2: Convert to fraction form
    705,184.44/973,158.36 = 382,894.56/x
  3. Step 3: Cross multiply
    705,184.44x = 973,158.36 × 382,894.56
  4. Step 4: Simplify right side
    705,184.44x = 372,617,042,062.52
  5. Step 5: Solve for x
    x = 372,617,042,062.52/705,184.44
  6. Step 6: Final answer
    x = 528,396.57

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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.