Home / 903,064.17-1,246,243.01-495,203.25

Finding the Fourth Proportional to 903,064.17, 1,246,243.01 and 495,203.25

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Solution

The fourth proportional to 903,064.17, 1,246,243.01 and 495,203.25 is: 683,388.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,064.17 : 1,246,243.01 = 495,203.25 : x
  2. Step 2: Convert to fraction form
    903,064.17/1,246,243.01 = 495,203.25/x
  3. Step 3: Cross multiply
    903,064.17x = 1,246,243.01 × 495,203.25
  4. Step 4: Simplify right side
    903,064.17x = 617,143,588,841.78
  5. Step 5: Solve for x
    x = 617,143,588,841.78/903,064.17
  6. Step 6: Final answer
    x = 683,388.41

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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.