Home / 738,777.57-1,108,166.65-177,812.07

Finding the Fourth Proportional to 738,777.57, 1,108,166.65 and 177,812.07

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Solution

The fourth proportional to 738,777.57, 1,108,166.65 and 177,812.07 is: 266,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,777.57 : 1,108,166.65 = 177,812.07 : x
  2. Step 2: Convert to fraction form
    738,777.57/1,108,166.65 = 177,812.07/x
  3. Step 3: Cross multiply
    738,777.57x = 1,108,166.65 × 177,812.07
  4. Step 4: Simplify right side
    738,777.57x = 197,045,405,941.47
  5. Step 5: Solve for x
    x = 197,045,405,941.47/738,777.57
  6. Step 6: Final answer
    x = 266,718.18

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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.