Home / 545,964.35-753,029.70-361,869.98

Finding the Fourth Proportional to 545,964.35, 753,029.70 and 361,869.98

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Solution

The fourth proportional to 545,964.35, 753,029.70 and 361,869.98 is: 499,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,964.35 : 753,029.70 = 361,869.98 : x
  2. Step 2: Convert to fraction form
    545,964.35/753,029.70 = 361,869.98/x
  3. Step 3: Cross multiply
    545,964.35x = 753,029.70 × 361,869.98
  4. Step 4: Simplify right side
    545,964.35x = 272,498,842,478.41
  5. Step 5: Solve for x
    x = 272,498,842,478.41/545,964.35
  6. Step 6: Final answer
    x = 499,114.72

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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.