Home / 579,314.04-799,409.28-324,616.02

Finding the Fourth Proportional to 579,314.04, 799,409.28 and 324,616.02

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Solution

The fourth proportional to 579,314.04, 799,409.28 and 324,616.02 is: 447,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,314.04 : 799,409.28 = 324,616.02 : x
  2. Step 2: Convert to fraction form
    579,314.04/799,409.28 = 324,616.02/x
  3. Step 3: Cross multiply
    579,314.04x = 799,409.28 × 324,616.02
  4. Step 4: Simplify right side
    579,314.04x = 259,501,058,824.67
  5. Step 5: Solve for x
    x = 259,501,058,824.67/579,314.04
  6. Step 6: Final answer
    x = 447,945.40

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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.