Home / 942,465.71-1,413,668.47-302,766.85

Finding the Fourth Proportional to 942,465.71, 1,413,668.47 and 302,766.85

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Solution

The fourth proportional to 942,465.71, 1,413,668.47 and 302,766.85 is: 454,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,465.71 : 1,413,668.47 = 302,766.85 : x
  2. Step 2: Convert to fraction form
    942,465.71/1,413,668.47 = 302,766.85/x
  3. Step 3: Cross multiply
    942,465.71x = 1,413,668.47 × 302,766.85
  4. Step 4: Simplify right side
    942,465.71x = 428,011,944,083.72
  5. Step 5: Solve for x
    x = 428,011,944,083.72/942,465.71
  6. Step 6: Final answer
    x = 454,140.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.