Home / 653,741.05-902,157.20-367,254.94

Finding the Fourth Proportional to 653,741.05, 902,157.20 and 367,254.94

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Solution

The fourth proportional to 653,741.05, 902,157.20 and 367,254.94 is: 506,808.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,741.05 : 902,157.20 = 367,254.94 : x
  2. Step 2: Convert to fraction form
    653,741.05/902,157.20 = 367,254.94/x
  3. Step 3: Cross multiply
    653,741.05x = 902,157.20 × 367,254.94
  4. Step 4: Simplify right side
    653,741.05x = 331,321,683,845.78
  5. Step 5: Solve for x
    x = 331,321,683,845.78/653,741.05
  6. Step 6: Final answer
    x = 506,808.75

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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.