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Finding the Fourth Proportional to 673,523.56, 929,464.50 and 367,602.76

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Solution

The fourth proportional to 673,523.56, 929,464.50 and 367,602.76 is: 507,292.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,523.56 : 929,464.50 = 367,602.76 : x
  2. Step 2: Convert to fraction form
    673,523.56/929,464.50 = 367,602.76/x
  3. Step 3: Cross multiply
    673,523.56x = 929,464.50 × 367,602.76
  4. Step 4: Simplify right side
    673,523.56x = 341,673,715,522.02
  5. Step 5: Solve for x
    x = 341,673,715,522.02/673,523.56
  6. Step 6: Final answer
    x = 507,292.89

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Half scale
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Double scale
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Similar ratio
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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.