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Finding the Fourth Proportional to 350,520.63, 483,752.60 and 207,326.80

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Solution

The fourth proportional to 350,520.63, 483,752.60 and 207,326.80 is: 286,131.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,520.63 : 483,752.60 = 207,326.80 : x
  2. Step 2: Convert to fraction form
    350,520.63/483,752.60 = 207,326.80/x
  3. Step 3: Cross multiply
    350,520.63x = 483,752.60 × 207,326.80
  4. Step 4: Simplify right side
    350,520.63x = 100,294,878,549.68
  5. Step 5: Solve for x
    x = 100,294,878,549.68/350,520.63
  6. Step 6: Final answer
    x = 286,131.17

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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.