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Finding the Fourth Proportional to 350,417.60, 525,021.60 and 163,044.80

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Solution

The fourth proportional to 350,417.60, 525,021.60 and 163,044.80 is: 244,285.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,417.60 : 525,021.60 = 163,044.80 : x
  2. Step 2: Convert to fraction form
    350,417.60/525,021.60 = 163,044.80/x
  3. Step 3: Cross multiply
    350,417.60x = 525,021.60 × 163,044.80
  4. Step 4: Simplify right side
    350,417.60x = 85,602,041,767.68
  5. Step 5: Solve for x
    x = 85,602,041,767.68/350,417.60
  6. Step 6: Final answer
    x = 244,285.79

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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.