Home / 934,140.32-1,289,179.20-531,732.32

Finding the Fourth Proportional to 934,140.32, 1,289,179.20 and 531,732.32

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Solution

The fourth proportional to 934,140.32, 1,289,179.20 and 531,732.32 is: 733,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,140.32 : 1,289,179.20 = 531,732.32 : x
  2. Step 2: Convert to fraction form
    934,140.32/1,289,179.20 = 531,732.32/x
  3. Step 3: Cross multiply
    934,140.32x = 1,289,179.20 × 531,732.32
  4. Step 4: Simplify right side
    934,140.32x = 685,498,246,911.74
  5. Step 5: Solve for x
    x = 685,498,246,911.74/934,140.32
  6. Step 6: Final answer
    x = 733,827.92

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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.