Home / 334,904.36-462,154.02-198,950.72

Finding the Fourth Proportional to 334,904.36, 462,154.02 and 198,950.72

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Solution

The fourth proportional to 334,904.36, 462,154.02 and 198,950.72 is: 274,543.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,904.36 : 462,154.02 = 198,950.72 : x
  2. Step 2: Convert to fraction form
    334,904.36/462,154.02 = 198,950.72/x
  3. Step 3: Cross multiply
    334,904.36x = 462,154.02 × 198,950.72
  4. Step 4: Simplify right side
    334,904.36x = 91,945,875,029.89
  5. Step 5: Solve for x
    x = 91,945,875,029.89/334,904.36
  6. Step 6: Final answer
    x = 274,543.68

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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.