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Finding the Fourth Proportional to 532,021.80, 798,032.70 and 177,047.40

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Solution

The fourth proportional to 532,021.80, 798,032.70 and 177,047.40 is: 265,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,021.80 : 798,032.70 = 177,047.40 : x
  2. Step 2: Convert to fraction form
    532,021.80/798,032.70 = 177,047.40/x
  3. Step 3: Cross multiply
    532,021.80x = 798,032.70 × 177,047.40
  4. Step 4: Simplify right side
    532,021.80x = 141,289,614,649.98
  5. Step 5: Solve for x
    x = 141,289,614,649.98/532,021.80
  6. Step 6: Final answer
    x = 265,571.10

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Similar ratio
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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.