Home / 736,902.34-1,105,353.78-263,559.40

Finding the Fourth Proportional to 736,902.34, 1,105,353.78 and 263,559.40

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Solution

The fourth proportional to 736,902.34, 1,105,353.78 and 263,559.40 is: 395,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,902.34 : 1,105,353.78 = 263,559.40 : x
  2. Step 2: Convert to fraction form
    736,902.34/1,105,353.78 = 263,559.40/x
  3. Step 3: Cross multiply
    736,902.34x = 1,105,353.78 × 263,559.40
  4. Step 4: Simplify right side
    736,902.34x = 291,326,379,044.53
  5. Step 5: Solve for x
    x = 291,326,379,044.53/736,902.34
  6. Step 6: Final answer
    x = 395,339.20

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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.