Home / 853,839.83-1,178,323.40-466,676.84

Finding the Fourth Proportional to 853,839.83, 1,178,323.40 and 466,676.84

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Solution

The fourth proportional to 853,839.83, 1,178,323.40 and 466,676.84 is: 644,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,839.83 : 1,178,323.40 = 466,676.84 : x
  2. Step 2: Convert to fraction form
    853,839.83/1,178,323.40 = 466,676.84/x
  3. Step 3: Cross multiply
    853,839.83x = 1,178,323.40 × 466,676.84
  4. Step 4: Simplify right side
    853,839.83x = 549,896,244,922.56
  5. Step 5: Solve for x
    x = 549,896,244,922.56/853,839.83
  6. Step 6: Final answer
    x = 644,027.40

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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.