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Finding the Fourth Proportional to 477,203.47, 658,553.36 and 262,348.95

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Solution

The fourth proportional to 477,203.47, 658,553.36 and 262,348.95 is: 362,048.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,203.47 : 658,553.36 = 262,348.95 : x
  2. Step 2: Convert to fraction form
    477,203.47/658,553.36 = 262,348.95/x
  3. Step 3: Cross multiply
    477,203.47x = 658,553.36 × 262,348.95
  4. Step 4: Simplify right side
    477,203.47x = 172,770,779,878.08
  5. Step 5: Solve for x
    x = 172,770,779,878.08/477,203.47
  6. Step 6: Final answer
    x = 362,048.46

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1.5x scale

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.