Home / 944,905.23-1,303,975.40-515,192.54

Finding the Fourth Proportional to 944,905.23, 1,303,975.40 and 515,192.54

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Solution

The fourth proportional to 944,905.23, 1,303,975.40 and 515,192.54 is: 710,969.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,905.23 : 1,303,975.40 = 515,192.54 : x
  2. Step 2: Convert to fraction form
    944,905.23/1,303,975.40 = 515,192.54/x
  3. Step 3: Cross multiply
    944,905.23x = 1,303,975.40 × 515,192.54
  4. Step 4: Simplify right side
    944,905.23x = 671,798,389,327.68
  5. Step 5: Solve for x
    x = 671,798,389,327.68/944,905.23
  6. Step 6: Final answer
    x = 710,969.07

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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.