Home / 895,132.39-1,235,315.28-487,214.51

Finding the Fourth Proportional to 895,132.39, 1,235,315.28 and 487,214.51

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Solution

The fourth proportional to 895,132.39, 1,235,315.28 and 487,214.51 is: 672,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,132.39 : 1,235,315.28 = 487,214.51 : x
  2. Step 2: Convert to fraction form
    895,132.39/1,235,315.28 = 487,214.51/x
  3. Step 3: Cross multiply
    895,132.39x = 1,235,315.28 × 487,214.51
  4. Step 4: Simplify right side
    895,132.39x = 601,863,529,123.62
  5. Step 5: Solve for x
    x = 601,863,529,123.62/895,132.39
  6. Step 6: Final answer
    x = 672,373.76

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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.