Home / 1,117,222.56-1,676,096.28-369,268.56

Finding the Fourth Proportional to 1,117,222.56, 1,676,096.28 and 369,268.56

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Solution

The fourth proportional to 1,117,222.56, 1,676,096.28 and 369,268.56 is: 553,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,222.56 : 1,676,096.28 = 369,268.56 : x
  2. Step 2: Convert to fraction form
    1,117,222.56/1,676,096.28 = 369,268.56/x
  3. Step 3: Cross multiply
    1,117,222.56x = 1,676,096.28 × 369,268.56
  4. Step 4: Simplify right side
    1,117,222.56x = 618,929,659,736.96
  5. Step 5: Solve for x
    x = 618,929,659,736.96/1,117,222.56
  6. Step 6: Final answer
    x = 553,989.58

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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.