Home / 738,959.08-1,108,431.93-233,520.16

Finding the Fourth Proportional to 738,959.08, 1,108,431.93 and 233,520.16

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Solution

The fourth proportional to 738,959.08, 1,108,431.93 and 233,520.16 is: 350,278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,959.08 : 1,108,431.93 = 233,520.16 : x
  2. Step 2: Convert to fraction form
    738,959.08/1,108,431.93 = 233,520.16/x
  3. Step 3: Cross multiply
    738,959.08x = 1,108,431.93 × 233,520.16
  4. Step 4: Simplify right side
    738,959.08x = 258,841,201,642.71
  5. Step 5: Solve for x
    x = 258,841,201,642.71/738,959.08
  6. Step 6: Final answer
    x = 350,278.13

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Double scale
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Similar ratio
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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.