Home / 837,957.54-1,256,938.92-206,871.42

Finding the Fourth Proportional to 837,957.54, 1,256,938.92 and 206,871.42

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Solution

The fourth proportional to 837,957.54, 1,256,938.92 and 206,871.42 is: 310,307.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,957.54 : 1,256,938.92 = 206,871.42 : x
  2. Step 2: Convert to fraction form
    837,957.54/1,256,938.92 = 206,871.42/x
  3. Step 3: Cross multiply
    837,957.54x = 1,256,938.92 × 206,871.42
  4. Step 4: Simplify right side
    837,957.54x = 260,024,739,233.67
  5. Step 5: Solve for x
    x = 260,024,739,233.67/837,957.54
  6. Step 6: Final answer
    x = 310,307.77

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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.