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Finding the Fourth Proportional to 341,532.53, 471,322.31 and 188,570.21

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Solution

The fourth proportional to 341,532.53, 471,322.31 and 188,570.21 is: 260,230.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,532.53 : 471,322.31 = 188,570.21 : x
  2. Step 2: Convert to fraction form
    341,532.53/471,322.31 = 188,570.21/x
  3. Step 3: Cross multiply
    341,532.53x = 471,322.31 × 188,570.21
  4. Step 4: Simplify right side
    341,532.53x = 88,877,346,031.53
  5. Step 5: Solve for x
    x = 88,877,346,031.53/341,532.53
  6. Step 6: Final answer
    x = 260,230.98

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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.