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Finding the Fourth Proportional to 669,996.56, 924,595.26 and 368,190.56

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Solution

The fourth proportional to 669,996.56, 924,595.26 and 368,190.56 is: 508,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,996.56 : 924,595.26 = 368,190.56 : x
  2. Step 2: Convert to fraction form
    669,996.56/924,595.26 = 368,190.56/x
  3. Step 3: Cross multiply
    669,996.56x = 924,595.26 × 368,190.56
  4. Step 4: Simplify right side
    669,996.56x = 340,427,247,483.52
  5. Step 5: Solve for x
    x = 340,427,247,483.52/669,996.56
  6. Step 6: Final answer
    x = 508,102.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.