Home / 454,336.77-626,989.02-250,395.04

Finding the Fourth Proportional to 454,336.77, 626,989.02 and 250,395.04

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Solution

The fourth proportional to 454,336.77, 626,989.02 and 250,395.04 is: 345,547.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,336.77 : 626,989.02 = 250,395.04 : x
  2. Step 2: Convert to fraction form
    454,336.77/626,989.02 = 250,395.04/x
  3. Step 3: Cross multiply
    454,336.77x = 626,989.02 × 250,395.04
  4. Step 4: Simplify right side
    454,336.77x = 156,994,940,742.46
  5. Step 5: Solve for x
    x = 156,994,940,742.46/454,336.77
  6. Step 6: Final answer
    x = 345,547.51

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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.