Home / 545,784.04-817,770.97-331,904.98

Finding the Fourth Proportional to 545,784.04, 817,770.97 and 331,904.98

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Solution

The fourth proportional to 545,784.04, 817,770.97 and 331,904.98 is: 497,307.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,784.04 : 817,770.97 = 331,904.98 : x
  2. Step 2: Convert to fraction form
    545,784.04/817,770.97 = 331,904.98/x
  3. Step 3: Cross multiply
    545,784.04x = 817,770.97 × 331,904.98
  4. Step 4: Simplify right side
    545,784.04x = 271,422,257,442.43
  5. Step 5: Solve for x
    x = 271,422,257,442.43/545,784.04
  6. Step 6: Final answer
    x = 497,307.06

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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.