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Finding the Fourth Proportional to 543,995.08, 750,697.06 and 302,271.72

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Solution

The fourth proportional to 543,995.08, 750,697.06 and 302,271.72 is: 417,126.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,995.08 : 750,697.06 = 302,271.72 : x
  2. Step 2: Convert to fraction form
    543,995.08/750,697.06 = 302,271.72/x
  3. Step 3: Cross multiply
    543,995.08x = 750,697.06 × 302,271.72
  4. Step 4: Simplify right side
    543,995.08x = 226,914,491,525.14
  5. Step 5: Solve for x
    x = 226,914,491,525.14/543,995.08
  6. Step 6: Final answer
    x = 417,126.00

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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.