Home / 903,901.46-1,247,380.58-496,010.14

Finding the Fourth Proportional to 903,901.46, 1,247,380.58 and 496,010.14

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Solution

The fourth proportional to 903,901.46, 1,247,380.58 and 496,010.14 is: 684,492.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,901.46 : 1,247,380.58 = 496,010.14 : x
  2. Step 2: Convert to fraction form
    903,901.46/1,247,380.58 = 496,010.14/x
  3. Step 3: Cross multiply
    903,901.46x = 1,247,380.58 × 496,010.14
  4. Step 4: Simplify right side
    903,901.46x = 618,713,414,240.66
  5. Step 5: Solve for x
    x = 618,713,414,240.66/903,901.46
  6. Step 6: Final answer
    x = 684,492.11

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Half scale
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Double scale
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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.