Home / 923,541.20-1,385,441.40-292,389.20

Finding the Fourth Proportional to 923,541.20, 1,385,441.40 and 292,389.20

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Solution

The fourth proportional to 923,541.20, 1,385,441.40 and 292,389.20 is: 438,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,541.20 : 1,385,441.40 = 292,389.20 : x
  2. Step 2: Convert to fraction form
    923,541.20/1,385,441.40 = 292,389.20/x
  3. Step 3: Cross multiply
    923,541.20x = 1,385,441.40 × 292,389.20
  4. Step 4: Simplify right side
    923,541.20x = 405,088,102,592.88
  5. Step 5: Solve for x
    x = 405,088,102,592.88/923,541.20
  6. Step 6: Final answer
    x = 438,624.83

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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.