Home / 895,044.38-1,235,171.31-487,148.81

Finding the Fourth Proportional to 895,044.38, 1,235,171.31 and 487,148.81

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Solution

The fourth proportional to 895,044.38, 1,235,171.31 and 487,148.81 is: 672,270.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,044.38 : 1,235,171.31 = 487,148.81 : x
  2. Step 2: Convert to fraction form
    895,044.38/1,235,171.31 = 487,148.81/x
  3. Step 3: Cross multiply
    895,044.38x = 1,235,171.31 × 487,148.81
  4. Step 4: Simplify right side
    895,044.38x = 601,712,233,812.64
  5. Step 5: Solve for x
    x = 601,712,233,812.64/895,044.38
  6. Step 6: Final answer
    x = 672,270.84

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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.