Home / 696,123.83-1,044,186.66-190,689.26

Finding the Fourth Proportional to 696,123.83, 1,044,186.66 and 190,689.26

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Solution

The fourth proportional to 696,123.83, 1,044,186.66 and 190,689.26 is: 286,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,123.83 : 1,044,186.66 = 190,689.26 : x
  2. Step 2: Convert to fraction form
    696,123.83/1,044,186.66 = 190,689.26/x
  3. Step 3: Cross multiply
    696,123.83x = 1,044,186.66 × 190,689.26
  4. Step 4: Simplify right side
    696,123.83x = 199,115,176,276.34
  5. Step 5: Solve for x
    x = 199,115,176,276.34/696,123.83
  6. Step 6: Final answer
    x = 286,034.14

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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.