Home / 696,137.84-1,044,207.68-190,703.24

Finding the Fourth Proportional to 696,137.84, 1,044,207.68 and 190,703.24

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Solution

The fourth proportional to 696,137.84, 1,044,207.68 and 190,703.24 is: 286,055.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,137.84 : 1,044,207.68 = 190,703.24 : x
  2. Step 2: Convert to fraction form
    696,137.84/1,044,207.68 = 190,703.24/x
  3. Step 3: Cross multiply
    696,137.84x = 1,044,207.68 × 190,703.24
  4. Step 4: Simplify right side
    696,137.84x = 199,133,787,808.88
  5. Step 5: Solve for x
    x = 199,133,787,808.88/696,137.84
  6. Step 6: Final answer
    x = 286,055.11

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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.