Home / 923,828.24-1,385,859-292,516.40

Finding the Fourth Proportional to 923,828.24, 1,385,859 and 292,516.40

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Solution

The fourth proportional to 923,828.24, 1,385,859 and 292,516.40 is: 438,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,828.24 : 1,385,859 = 292,516.40 : x
  2. Step 2: Convert to fraction form
    923,828.24/1,385,859 = 292,516.40/x
  3. Step 3: Cross multiply
    923,828.24x = 1,385,859 × 292,516.40
  4. Step 4: Simplify right side
    923,828.24x = 405,386,485,587.60
  5. Step 5: Solve for x
    x = 405,386,485,587.60/923,828.24
  6. Step 6: Final answer
    x = 438,811.53

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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.