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Finding the Fourth Proportional to 564,057.09, 778,272.86 and 334,497.72

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Solution

The fourth proportional to 564,057.09, 778,272.86 and 334,497.72 is: 461,532.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,057.09 : 778,272.86 = 334,497.72 : x
  2. Step 2: Convert to fraction form
    564,057.09/778,272.86 = 334,497.72/x
  3. Step 3: Cross multiply
    564,057.09x = 778,272.86 × 334,497.72
  4. Step 4: Simplify right side
    564,057.09x = 260,330,497,207.88
  5. Step 5: Solve for x
    x = 260,330,497,207.88/564,057.09
  6. Step 6: Final answer
    x = 461,532.18

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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.