Home / 866,818.84-1,196,145.04-484,771.82

Finding the Fourth Proportional to 866,818.84, 1,196,145.04 and 484,771.82

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Solution

The fourth proportional to 866,818.84, 1,196,145.04 and 484,771.82 is: 668,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,818.84 : 1,196,145.04 = 484,771.82 : x
  2. Step 2: Convert to fraction form
    866,818.84/1,196,145.04 = 484,771.82/x
  3. Step 3: Cross multiply
    866,818.84x = 1,196,145.04 × 484,771.82
  4. Step 4: Simplify right side
    866,818.84x = 579,857,408,024.77
  5. Step 5: Solve for x
    x = 579,857,408,024.77/866,818.84
  6. Step 6: Final answer
    x = 668,948.78

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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.