Home / 822,408.54-1,134,871.20-459,862.26

Finding the Fourth Proportional to 822,408.54, 1,134,871.20 and 459,862.26

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Solution

The fourth proportional to 822,408.54, 1,134,871.20 and 459,862.26 is: 634,580.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,408.54 : 1,134,871.20 = 459,862.26 : x
  2. Step 2: Convert to fraction form
    822,408.54/1,134,871.20 = 459,862.26/x
  3. Step 3: Cross multiply
    822,408.54x = 1,134,871.20 × 459,862.26
  4. Step 4: Simplify right side
    822,408.54x = 521,884,434,840.91
  5. Step 5: Solve for x
    x = 521,884,434,840.91/822,408.54
  6. Step 6: Final answer
    x = 634,580.51

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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.