Home / 784,506.51-1,176,759.77-548,310.51

Finding the Fourth Proportional to 784,506.51, 1,176,759.77 and 548,310.51

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Solution

The fourth proportional to 784,506.51, 1,176,759.77 and 548,310.51 is: 822,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,506.51 : 1,176,759.77 = 548,310.51 : x
  2. Step 2: Convert to fraction form
    784,506.51/1,176,759.77 = 548,310.51/x
  3. Step 3: Cross multiply
    784,506.51x = 1,176,759.77 × 548,310.51
  4. Step 4: Simplify right side
    784,506.51x = 645,229,746,894.63
  5. Step 5: Solve for x
    x = 645,229,746,894.63/784,506.51
  6. Step 6: Final answer
    x = 822,465.77

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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.