Home / 858,398.79-1,184,650.20-567,504.95

Finding the Fourth Proportional to 858,398.79, 1,184,650.20 and 567,504.95

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Solution

The fourth proportional to 858,398.79, 1,184,650.20 and 567,504.95 is: 783,196.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,398.79 : 1,184,650.20 = 567,504.95 : x
  2. Step 2: Convert to fraction form
    858,398.79/1,184,650.20 = 567,504.95/x
  3. Step 3: Cross multiply
    858,398.79x = 1,184,650.20 × 567,504.95
  4. Step 4: Simplify right side
    858,398.79x = 672,294,843,757.71
  5. Step 5: Solve for x
    x = 672,294,843,757.71/858,398.79
  6. Step 6: Final answer
    x = 783,196.41

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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.