Home / 538,738.96-743,547.48-324,095.98

Finding the Fourth Proportional to 538,738.96, 743,547.48 and 324,095.98

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Solution

The fourth proportional to 538,738.96, 743,547.48 and 324,095.98 is: 447,305.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,738.96 : 743,547.48 = 324,095.98 : x
  2. Step 2: Convert to fraction form
    538,738.96/743,547.48 = 324,095.98/x
  3. Step 3: Cross multiply
    538,738.96x = 743,547.48 × 324,095.98
  4. Step 4: Simplify right side
    538,738.96x = 240,980,749,207.13
  5. Step 5: Solve for x
    x = 240,980,749,207.13/538,738.96
  6. Step 6: Final answer
    x = 447,305.22

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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.