Home / 935,133.24-1,290,458.04-527,231.50

Finding the Fourth Proportional to 935,133.24, 1,290,458.04 and 527,231.50

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Solution

The fourth proportional to 935,133.24, 1,290,458.04 and 527,231.50 is: 727,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,133.24 : 1,290,458.04 = 527,231.50 : x
  2. Step 2: Convert to fraction form
    935,133.24/1,290,458.04 = 527,231.50/x
  3. Step 3: Cross multiply
    935,133.24x = 1,290,458.04 × 527,231.50
  4. Step 4: Simplify right side
    935,133.24x = 680,370,128,116.26
  5. Step 5: Solve for x
    x = 680,370,128,116.26/935,133.24
  6. Step 6: Final answer
    x = 727,564.91

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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.