Home / 654,905.24-903,760.22-368,425.24

Finding the Fourth Proportional to 654,905.24, 903,760.22 and 368,425.24

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Solution

The fourth proportional to 654,905.24, 903,760.22 and 368,425.24 is: 508,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,905.24 : 903,760.22 = 368,425.24 : x
  2. Step 2: Convert to fraction form
    654,905.24/903,760.22 = 368,425.24/x
  3. Step 3: Cross multiply
    654,905.24x = 903,760.22 × 368,425.24
  4. Step 4: Simplify right side
    654,905.24x = 332,968,075,955.95
  5. Step 5: Solve for x
    x = 332,968,075,955.95/654,905.24
  6. Step 6: Final answer
    x = 508,421.76

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1.5x scale

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.