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Finding the Fourth Proportional to 341,338.96, 471,047.88 and 190,432.72

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Solution

The fourth proportional to 341,338.96, 471,047.88 and 190,432.72 is: 262,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,338.96 : 471,047.88 = 190,432.72 : x
  2. Step 2: Convert to fraction form
    341,338.96/471,047.88 = 190,432.72/x
  3. Step 3: Cross multiply
    341,338.96x = 471,047.88 × 190,432.72
  4. Step 4: Simplify right side
    341,338.96x = 89,702,929,038.63
  5. Step 5: Solve for x
    x = 89,702,929,038.63/341,338.96
  6. Step 6: Final answer
    x = 262,797.22

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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.