Home / 539,118.23-744,222.29-348,224.72

Finding the Fourth Proportional to 539,118.23, 744,222.29 and 348,224.72

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Solution

The fourth proportional to 539,118.23, 744,222.29 and 348,224.72 is: 480,704.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,118.23 : 744,222.29 = 348,224.72 : x
  2. Step 2: Convert to fraction form
    539,118.23/744,222.29 = 348,224.72/x
  3. Step 3: Cross multiply
    539,118.23x = 744,222.29 × 348,224.72
  4. Step 4: Simplify right side
    539,118.23x = 259,156,593,090.77
  5. Step 5: Solve for x
    x = 259,156,593,090.77/539,118.23
  6. Step 6: Final answer
    x = 480,704.57

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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.