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Finding the Fourth Proportional to 702,587.62, 969,573.34 and 380,297.63

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Solution

The fourth proportional to 702,587.62, 969,573.34 and 380,297.63 is: 524,812.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,587.62 : 969,573.34 = 380,297.63 : x
  2. Step 2: Convert to fraction form
    702,587.62/969,573.34 = 380,297.63/x
  3. Step 3: Cross multiply
    702,587.62x = 969,573.34 × 380,297.63
  4. Step 4: Simplify right side
    702,587.62x = 368,726,446,212.49
  5. Step 5: Solve for x
    x = 368,726,446,212.49/702,587.62
  6. Step 6: Final answer
    x = 524,812.04

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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.