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Finding the Fourth Proportional to 506,293.22, 698,355.45 and 324,717.54

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Solution

The fourth proportional to 506,293.22, 698,355.45 and 324,717.54 is: 447,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,293.22 : 698,355.45 = 324,717.54 : x
  2. Step 2: Convert to fraction form
    506,293.22/698,355.45 = 324,717.54/x
  3. Step 3: Cross multiply
    506,293.22x = 698,355.45 × 324,717.54
  4. Step 4: Simplify right side
    506,293.22x = 226,768,263,769.59
  5. Step 5: Solve for x
    x = 226,768,263,769.59/506,293.22
  6. Step 6: Final answer
    x = 447,899.08

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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.