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Finding the Fourth Proportional to 543,797.12, 750,560.06 and 302,162.76

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Solution

The fourth proportional to 543,797.12, 750,560.06 and 302,162.76 is: 417,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,797.12 : 750,560.06 = 302,162.76 : x
  2. Step 2: Convert to fraction form
    543,797.12/750,560.06 = 302,162.76/x
  3. Step 3: Cross multiply
    543,797.12x = 750,560.06 × 302,162.76
  4. Step 4: Simplify right side
    543,797.12x = 226,791,299,275.37
  5. Step 5: Solve for x
    x = 226,791,299,275.37/543,797.12
  6. Step 6: Final answer
    x = 417,051.31

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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.