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Finding the Fourth Proportional to 477,567.69, 659,046.54 and 262,702.23

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Solution

The fourth proportional to 477,567.69, 659,046.54 and 262,702.23 is: 362,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,567.69 : 659,046.54 = 262,702.23 : x
  2. Step 2: Convert to fraction form
    477,567.69/659,046.54 = 262,702.23/x
  3. Step 3: Cross multiply
    477,567.69x = 659,046.54 × 262,702.23
  4. Step 4: Simplify right side
    477,567.69x = 173,132,995,731.78
  5. Step 5: Solve for x
    x = 173,132,995,731.78/477,567.69
  6. Step 6: Final answer
    x = 362,530.80

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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.