Home / 696,127.21-1,044,191.71-190,692.63

Finding the Fourth Proportional to 696,127.21, 1,044,191.71 and 190,692.63

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Solution

The fourth proportional to 696,127.21, 1,044,191.71 and 190,692.63 is: 286,039.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,127.21 : 1,044,191.71 = 190,692.63 : x
  2. Step 2: Convert to fraction form
    696,127.21/1,044,191.71 = 190,692.63/x
  3. Step 3: Cross multiply
    696,127.21x = 1,044,191.71 × 190,692.63
  4. Step 4: Simplify right side
    696,127.21x = 199,119,662,927.37
  5. Step 5: Solve for x
    x = 199,119,662,927.37/696,127.21
  6. Step 6: Final answer
    x = 286,039.19

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Double scale
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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.