Home / 545,733.40-818,722.82-166,622.42

Finding the Fourth Proportional to 545,733.40, 818,722.82 and 166,622.42

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Solution

The fourth proportional to 545,733.40, 818,722.82 and 166,622.42 is: 249,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,733.40 : 818,722.82 = 166,622.42 : x
  2. Step 2: Convert to fraction form
    545,733.40/818,722.82 = 166,622.42/x
  3. Step 3: Cross multiply
    545,733.40x = 818,722.82 × 166,622.42
  4. Step 4: Simplify right side
    545,733.40x = 136,417,577,577.62
  5. Step 5: Solve for x
    x = 136,417,577,577.62/545,733.40
  6. Step 6: Final answer
    x = 249,971.10

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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.