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Finding the Fourth Proportional to 524,344.86, 786,018.96 and 334,271.79

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Solution

The fourth proportional to 524,344.86, 786,018.96 and 334,271.79 is: 501,090.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,344.86 : 786,018.96 = 334,271.79 : x
  2. Step 2: Convert to fraction form
    524,344.86/786,018.96 = 334,271.79/x
  3. Step 3: Cross multiply
    524,344.86x = 786,018.96 × 334,271.79
  4. Step 4: Simplify right side
    524,344.86x = 262,743,964,733.14
  5. Step 5: Solve for x
    x = 262,743,964,733.14/524,344.86
  6. Step 6: Final answer
    x = 501,090.00

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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.