Home / 454,827.36-627,186.88-317,166.36

Finding the Fourth Proportional to 454,827.36, 627,186.88 and 317,166.36

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Solution

The fourth proportional to 454,827.36, 627,186.88 and 317,166.36 is: 437,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,827.36 : 627,186.88 = 317,166.36 : x
  2. Step 2: Convert to fraction form
    454,827.36/627,186.88 = 317,166.36/x
  3. Step 3: Cross multiply
    454,827.36x = 627,186.88 × 317,166.36
  4. Step 4: Simplify right side
    454,827.36x = 198,922,579,769.36
  5. Step 5: Solve for x
    x = 198,922,579,769.36/454,827.36
  6. Step 6: Final answer
    x = 437,358.43

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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.