Home / 935,880.73-1,291,574.48-527,833.69

Finding the Fourth Proportional to 935,880.73, 1,291,574.48 and 527,833.69

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Solution

The fourth proportional to 935,880.73, 1,291,574.48 and 527,833.69 is: 728,443.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,880.73 : 1,291,574.48 = 527,833.69 : x
  2. Step 2: Convert to fraction form
    935,880.73/1,291,574.48 = 527,833.69/x
  3. Step 3: Cross multiply
    935,880.73x = 1,291,574.48 × 527,833.69
  4. Step 4: Simplify right side
    935,880.73x = 681,736,523,688.23
  5. Step 5: Solve for x
    x = 681,736,523,688.23/935,880.73
  6. Step 6: Final answer
    x = 728,443.81

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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.