Home / 756,461.92-1,043,924.72-416,943.20

Finding the Fourth Proportional to 756,461.92, 1,043,924.72 and 416,943.20

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Solution

The fourth proportional to 756,461.92, 1,043,924.72 and 416,943.20 is: 575,385.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,461.92 : 1,043,924.72 = 416,943.20 : x
  2. Step 2: Convert to fraction form
    756,461.92/1,043,924.72 = 416,943.20/x
  3. Step 3: Cross multiply
    756,461.92x = 1,043,924.72 × 416,943.20
  4. Step 4: Simplify right side
    756,461.92x = 435,257,313,315.90
  5. Step 5: Solve for x
    x = 435,257,313,315.90/756,461.92
  6. Step 6: Final answer
    x = 575,385.62

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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.