Home / 761,345.24-1,141,929.50-200,423.48

Finding the Fourth Proportional to 761,345.24, 1,141,929.50 and 200,423.48

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Solution

The fourth proportional to 761,345.24, 1,141,929.50 and 200,423.48 is: 300,611.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,345.24 : 1,141,929.50 = 200,423.48 : x
  2. Step 2: Convert to fraction form
    761,345.24/1,141,929.50 = 200,423.48/x
  3. Step 3: Cross multiply
    761,345.24x = 1,141,929.50 × 200,423.48
  4. Step 4: Simplify right side
    761,345.24x = 228,869,484,304.66
  5. Step 5: Solve for x
    x = 228,869,484,304.66/761,345.24
  6. Step 6: Final answer
    x = 300,611.96

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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.