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Finding the Fourth Proportional to 350,082.40, 525,123.60 and 163,458.40

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Solution

The fourth proportional to 350,082.40, 525,123.60 and 163,458.40 is: 245,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,082.40 : 525,123.60 = 163,458.40 : x
  2. Step 2: Convert to fraction form
    350,082.40/525,123.60 = 163,458.40/x
  3. Step 3: Cross multiply
    350,082.40x = 525,123.60 × 163,458.40
  4. Step 4: Simplify right side
    350,082.40x = 85,835,863,458.24
  5. Step 5: Solve for x
    x = 85,835,863,458.24/350,082.40
  6. Step 6: Final answer
    x = 245,187.60

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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.