Home / 545,925.40-818,742.30-166,845.40

Finding the Fourth Proportional to 545,925.40, 818,742.30 and 166,845.40

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Solution

The fourth proportional to 545,925.40, 818,742.30 and 166,845.40 is: 250,223.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,925.40 : 818,742.30 = 166,845.40 : x
  2. Step 2: Convert to fraction form
    545,925.40/818,742.30 = 166,845.40/x
  3. Step 3: Cross multiply
    545,925.40x = 818,742.30 × 166,845.40
  4. Step 4: Simplify right side
    545,925.40x = 136,603,386,540.42
  5. Step 5: Solve for x
    x = 136,603,386,540.42/545,925.40
  6. Step 6: Final answer
    x = 250,223.54

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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.