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Finding the Fourth Proportional to 535,363.11, 803,042.64 and 130,550.67

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Solution

The fourth proportional to 535,363.11, 803,042.64 and 130,550.67 is: 195,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,363.11 : 803,042.64 = 130,550.67 : x
  2. Step 2: Convert to fraction form
    535,363.11/803,042.64 = 130,550.67/x
  3. Step 3: Cross multiply
    535,363.11x = 803,042.64 × 130,550.67
  4. Step 4: Simplify right side
    535,363.11x = 104,837,754,690.57
  5. Step 5: Solve for x
    x = 104,837,754,690.57/535,363.11
  6. Step 6: Final answer
    x = 195,825.51

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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.