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Finding the Fourth Proportional to 500,536.81, 750,648.34 and 163,500.67

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Solution

The fourth proportional to 500,536.81, 750,648.34 and 163,500.67 is: 245,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,536.81 : 750,648.34 = 163,500.67 : x
  2. Step 2: Convert to fraction form
    500,536.81/750,648.34 = 163,500.67/x
  3. Step 3: Cross multiply
    500,536.81x = 750,648.34 × 163,500.67
  4. Step 4: Simplify right side
    500,536.81x = 122,731,506,524.39
  5. Step 5: Solve for x
    x = 122,731,506,524.39/500,536.81
  6. Step 6: Final answer
    x = 245,199.76

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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.