Home / 937,696.74-1,294,020.23-507,978.60

Finding the Fourth Proportional to 937,696.74, 1,294,020.23 and 507,978.60

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Solution

The fourth proportional to 937,696.74, 1,294,020.23 and 507,978.60 is: 701,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,696.74 : 1,294,020.23 = 507,978.60 : x
  2. Step 2: Convert to fraction form
    937,696.74/1,294,020.23 = 507,978.60/x
  3. Step 3: Cross multiply
    937,696.74x = 1,294,020.23 × 507,978.60
  4. Step 4: Simplify right side
    937,696.74x = 657,334,582,267.19
  5. Step 5: Solve for x
    x = 657,334,582,267.19/937,696.74
  6. Step 6: Final answer
    x = 701,009.78

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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.