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Finding the Fourth Proportional to 471,184.40, 650,240.52 and 256,330.28

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Solution

The fourth proportional to 471,184.40, 650,240.52 and 256,330.28 is: 353,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,184.40 : 650,240.52 = 256,330.28 : x
  2. Step 2: Convert to fraction form
    471,184.40/650,240.52 = 256,330.28/x
  3. Step 3: Cross multiply
    471,184.40x = 650,240.52 × 256,330.28
  4. Step 4: Simplify right side
    471,184.40x = 166,676,334,558.95
  5. Step 5: Solve for x
    x = 166,676,334,558.95/471,184.40
  6. Step 6: Final answer
    x = 353,739.08

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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.