Home / 539,300.77-744,234.19-297,583.15

Finding the Fourth Proportional to 539,300.77, 744,234.19 and 297,583.15

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Solution

The fourth proportional to 539,300.77, 744,234.19 and 297,583.15 is: 410,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,300.77 : 744,234.19 = 297,583.15 : x
  2. Step 2: Convert to fraction form
    539,300.77/744,234.19 = 297,583.15/x
  3. Step 3: Cross multiply
    539,300.77x = 744,234.19 × 297,583.15
  4. Step 4: Simplify right side
    539,300.77x = 221,471,554,597.90
  5. Step 5: Solve for x
    x = 221,471,554,597.90/539,300.77
  6. Step 6: Final answer
    x = 410,664.27

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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.