Home / 894,808.17-1,234,835.42-492,400.17

Finding the Fourth Proportional to 894,808.17, 1,234,835.42 and 492,400.17

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Solution

The fourth proportional to 894,808.17, 1,234,835.42 and 492,400.17 is: 679,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,808.17 : 1,234,835.42 = 492,400.17 : x
  2. Step 2: Convert to fraction form
    894,808.17/1,234,835.42 = 492,400.17/x
  3. Step 3: Cross multiply
    894,808.17x = 1,234,835.42 × 492,400.17
  4. Step 4: Simplify right side
    894,808.17x = 608,033,170,730.02
  5. Step 5: Solve for x
    x = 608,033,170,730.02/894,808.17
  6. Step 6: Final answer
    x = 679,512.31

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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.