Home / 738,804.86-1,108,270.16-233,230.60

Finding the Fourth Proportional to 738,804.86, 1,108,270.16 and 233,230.60

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Solution

The fourth proportional to 738,804.86, 1,108,270.16 and 233,230.60 is: 349,865.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,804.86 : 1,108,270.16 = 233,230.60 : x
  2. Step 2: Convert to fraction form
    738,804.86/1,108,270.16 = 233,230.60/x
  3. Step 3: Cross multiply
    738,804.86x = 1,108,270.16 × 233,230.60
  4. Step 4: Simplify right side
    738,804.86x = 258,482,514,378.90
  5. Step 5: Solve for x
    x = 258,482,514,378.90/738,804.86
  6. Step 6: Final answer
    x = 349,865.75

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Double scale
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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.