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Finding the Fourth Proportional to 540,964.16, 811,520.06 and 225,347.25

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Solution

The fourth proportional to 540,964.16, 811,520.06 and 225,347.25 is: 338,051.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,964.16 : 811,520.06 = 225,347.25 : x
  2. Step 2: Convert to fraction form
    540,964.16/811,520.06 = 225,347.25/x
  3. Step 3: Cross multiply
    540,964.16x = 811,520.06 × 225,347.25
  4. Step 4: Simplify right side
    540,964.16x = 182,873,812,714.10
  5. Step 5: Solve for x
    x = 182,873,812,714.10/540,964.16
  6. Step 6: Final answer
    x = 338,051.63

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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.