Home / 535,923.23-739,546.22-318,140.96

Finding the Fourth Proportional to 535,923.23, 739,546.22 and 318,140.96

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Solution

The fourth proportional to 535,923.23, 739,546.22 and 318,140.96 is: 439,018.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,923.23 : 739,546.22 = 318,140.96 : x
  2. Step 2: Convert to fraction form
    535,923.23/739,546.22 = 318,140.96/x
  3. Step 3: Cross multiply
    535,923.23x = 739,546.22 × 318,140.96
  4. Step 4: Simplify right side
    535,923.23x = 235,279,941,492.79
  5. Step 5: Solve for x
    x = 235,279,941,492.79/535,923.23
  6. Step 6: Final answer
    x = 439,018.00

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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.