Home / 942,309.91-1,413,442.59-302,615.11

Finding the Fourth Proportional to 942,309.91, 1,413,442.59 and 302,615.11

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Solution

The fourth proportional to 942,309.91, 1,413,442.59 and 302,615.11 is: 453,915.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,309.91 : 1,413,442.59 = 302,615.11 : x
  2. Step 2: Convert to fraction form
    942,309.91/1,413,442.59 = 302,615.11/x
  3. Step 3: Cross multiply
    942,309.91x = 1,413,442.59 × 302,615.11
  4. Step 4: Simplify right side
    942,309.91x = 427,729,084,851.54
  5. Step 5: Solve for x
    x = 427,729,084,851.54/942,309.91
  6. Step 6: Final answer
    x = 453,915.51

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1.5x scale

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.