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Finding the Fourth Proportional to 296,832.16, 445,300.08 and 163,655.20

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Solution

The fourth proportional to 296,832.16, 445,300.08 and 163,655.20 is: 245,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,832.16 : 445,300.08 = 163,655.20 : x
  2. Step 2: Convert to fraction form
    296,832.16/445,300.08 = 163,655.20/x
  3. Step 3: Cross multiply
    296,832.16x = 445,300.08 × 163,655.20
  4. Step 4: Simplify right side
    296,832.16x = 72,875,673,652.42
  5. Step 5: Solve for x
    x = 72,875,673,652.42/296,832.16
  6. Step 6: Final answer
    x = 245,511.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.