Home / 923,801.60-1,385,443.20-292,908.80

Finding the Fourth Proportional to 923,801.60, 1,385,443.20 and 292,908.80

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Solution

The fourth proportional to 923,801.60, 1,385,443.20 and 292,908.80 is: 439,281.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,801.60 : 1,385,443.20 = 292,908.80 : x
  2. Step 2: Convert to fraction form
    923,801.60/1,385,443.20 = 292,908.80/x
  3. Step 3: Cross multiply
    923,801.60x = 1,385,443.20 × 292,908.80
  4. Step 4: Simplify right side
    923,801.60x = 405,808,505,180.16
  5. Step 5: Solve for x
    x = 405,808,505,180.16/923,801.60
  6. Step 6: Final answer
    x = 439,281.02

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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.