Home / 539,724.93-744,508.16-348,738.32

Finding the Fourth Proportional to 539,724.93, 744,508.16 and 348,738.32

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Solution

The fourth proportional to 539,724.93, 744,508.16 and 348,738.32 is: 481,057.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,724.93 : 744,508.16 = 348,738.32 : x
  2. Step 2: Convert to fraction form
    539,724.93/744,508.16 = 348,738.32/x
  3. Step 3: Cross multiply
    539,724.93x = 744,508.16 × 348,738.32
  4. Step 4: Simplify right side
    539,724.93x = 259,638,519,478.46
  5. Step 5: Solve for x
    x = 259,638,519,478.46/539,724.93
  6. Step 6: Final answer
    x = 481,057.12

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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.