Home / 738,892.47-1,019,673.06-416,601.84

Finding the Fourth Proportional to 738,892.47, 1,019,673.06 and 416,601.84

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Solution

The fourth proportional to 738,892.47, 1,019,673.06 and 416,601.84 is: 574,911.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,892.47 : 1,019,673.06 = 416,601.84 : x
  2. Step 2: Convert to fraction form
    738,892.47/1,019,673.06 = 416,601.84/x
  3. Step 3: Cross multiply
    738,892.47x = 1,019,673.06 × 416,601.84
  4. Step 4: Simplify right side
    738,892.47x = 424,797,672,994.43
  5. Step 5: Solve for x
    x = 424,797,672,994.43/738,892.47
  6. Step 6: Final answer
    x = 574,911.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.