Home / 579,242.18-799,346.49-324,598.34

Finding the Fourth Proportional to 579,242.18, 799,346.49 and 324,598.34

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Solution

The fourth proportional to 579,242.18, 799,346.49 and 324,598.34 is: 447,941.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,242.18 : 799,346.49 = 324,598.34 : x
  2. Step 2: Convert to fraction form
    579,242.18/799,346.49 = 324,598.34/x
  3. Step 3: Cross multiply
    579,242.18x = 799,346.49 × 324,598.34
  4. Step 4: Simplify right side
    579,242.18x = 259,466,543,738.83
  5. Step 5: Solve for x
    x = 259,466,543,738.83/579,242.18
  6. Step 6: Final answer
    x = 447,941.38

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Half scale
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Double scale
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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.