Home / 937,890.74-1,294,287.45-508,182.50

Finding the Fourth Proportional to 937,890.74, 1,294,287.45 and 508,182.50

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Solution

The fourth proportional to 937,890.74, 1,294,287.45 and 508,182.50 is: 701,290.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,890.74 : 1,294,287.45 = 508,182.50 : x
  2. Step 2: Convert to fraction form
    937,890.74/1,294,287.45 = 508,182.50/x
  3. Step 3: Cross multiply
    937,890.74x = 1,294,287.45 × 508,182.50
  4. Step 4: Simplify right side
    937,890.74x = 657,734,232,059.63
  5. Step 5: Solve for x
    x = 657,734,232,059.63/937,890.74
  6. Step 6: Final answer
    x = 701,290.89

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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.