Home / 535,623.20-803,434.80-161,597.60

Finding the Fourth Proportional to 535,623.20, 803,434.80 and 161,597.60

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Solution

The fourth proportional to 535,623.20, 803,434.80 and 161,597.60 is: 242,396.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,623.20 : 803,434.80 = 161,597.60 : x
  2. Step 2: Convert to fraction form
    535,623.20/803,434.80 = 161,597.60/x
  3. Step 3: Cross multiply
    535,623.20x = 803,434.80 × 161,597.60
  4. Step 4: Simplify right side
    535,623.20x = 129,833,135,436.48
  5. Step 5: Solve for x
    x = 129,833,135,436.48/535,623.20
  6. Step 6: Final answer
    x = 242,396.40

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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.