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Finding the Fourth Proportional to 533,347.99, 800,022.75 and 217,804.89

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Solution

The fourth proportional to 533,347.99, 800,022.75 and 217,804.89 is: 326,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,347.99 : 800,022.75 = 217,804.89 : x
  2. Step 2: Convert to fraction form
    533,347.99/800,022.75 = 217,804.89/x
  3. Step 3: Cross multiply
    533,347.99x = 800,022.75 × 217,804.89
  4. Step 4: Simplify right side
    533,347.99x = 174,248,867,061.25
  5. Step 5: Solve for x
    x = 174,248,867,061.25/533,347.99
  6. Step 6: Final answer
    x = 326,707.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.