Home / 545,946.30-753,374.79-300,882.42

Finding the Fourth Proportional to 545,946.30, 753,374.79 and 300,882.42

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Solution

The fourth proportional to 545,946.30, 753,374.79 and 300,882.42 is: 415,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,946.30 : 753,374.79 = 300,882.42 : x
  2. Step 2: Convert to fraction form
    545,946.30/753,374.79 = 300,882.42/x
  3. Step 3: Cross multiply
    545,946.30x = 753,374.79 × 300,882.42
  4. Step 4: Simplify right side
    545,946.30x = 226,677,229,982.19
  5. Step 5: Solve for x
    x = 226,677,229,982.19/545,946.30
  6. Step 6: Final answer
    x = 415,200.60

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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.