Home / 674,419.74-1,006,709.68-589,292.45

Finding the Fourth Proportional to 674,419.74, 1,006,709.68 and 589,292.45

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Solution

The fourth proportional to 674,419.74, 1,006,709.68 and 589,292.45 is: 879,639.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,419.74 : 1,006,709.68 = 589,292.45 : x
  2. Step 2: Convert to fraction form
    674,419.74/1,006,709.68 = 589,292.45/x
  3. Step 3: Cross multiply
    674,419.74x = 1,006,709.68 × 589,292.45
  4. Step 4: Simplify right side
    674,419.74x = 593,246,407,259.14
  5. Step 5: Solve for x
    x = 593,246,407,259.14/674,419.74
  6. Step 6: Final answer
    x = 879,639.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.