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Finding the Fourth Proportional to 576,436.50, 795,421.91 and 334,671.84

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Solution

The fourth proportional to 576,436.50, 795,421.91 and 334,671.84 is: 461,812.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,436.50 : 795,421.91 = 334,671.84 : x
  2. Step 2: Convert to fraction form
    576,436.50/795,421.91 = 334,671.84/x
  3. Step 3: Cross multiply
    576,436.50x = 795,421.91 × 334,671.84
  4. Step 4: Simplify right side
    576,436.50x = 266,205,315,032.69
  5. Step 5: Solve for x
    x = 266,205,315,032.69/576,436.50
  6. Step 6: Final answer
    x = 461,812.04

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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.