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Finding the Fourth Proportional to 350,278.39, 525,491.40 and 113,602.63

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Solution

The fourth proportional to 350,278.39, 525,491.40 and 113,602.63 is: 170,427.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,278.39 : 525,491.40 = 113,602.63 : x
  2. Step 2: Convert to fraction form
    350,278.39/525,491.40 = 113,602.63/x
  3. Step 3: Cross multiply
    350,278.39x = 525,491.40 × 113,602.63
  4. Step 4: Simplify right side
    350,278.39x = 59,697,205,082.38
  5. Step 5: Solve for x
    x = 59,697,205,082.38/350,278.39
  6. Step 6: Final answer
    x = 170,427.88

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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.