Home / 679,499.08-937,715.03-373,577.62

Finding the Fourth Proportional to 679,499.08, 937,715.03 and 373,577.62

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Solution

The fourth proportional to 679,499.08, 937,715.03 and 373,577.62 is: 515,540.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,499.08 : 937,715.03 = 373,577.62 : x
  2. Step 2: Convert to fraction form
    679,499.08/937,715.03 = 373,577.62/x
  3. Step 3: Cross multiply
    679,499.08x = 937,715.03 × 373,577.62
  4. Step 4: Simplify right side
    679,499.08x = 350,309,347,277.74
  5. Step 5: Solve for x
    x = 350,309,347,277.74/679,499.08
  6. Step 6: Final answer
    x = 515,540.58

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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.