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Finding the Fourth Proportional to 350,467.20, 525,009.60 and 202,550.40

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Solution

The fourth proportional to 350,467.20, 525,009.60 and 202,550.40 is: 303,426.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,467.20 : 525,009.60 = 202,550.40 : x
  2. Step 2: Convert to fraction form
    350,467.20/525,009.60 = 202,550.40/x
  3. Step 3: Cross multiply
    350,467.20x = 525,009.60 × 202,550.40
  4. Step 4: Simplify right side
    350,467.20x = 106,340,904,483.84
  5. Step 5: Solve for x
    x = 106,340,904,483.84/350,467.20
  6. Step 6: Final answer
    x = 303,426.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.