Home / 828,973.36-1,243,459.90-229,934.50

Finding the Fourth Proportional to 828,973.36, 1,243,459.90 and 229,934.50

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Solution

The fourth proportional to 828,973.36, 1,243,459.90 and 229,934.50 is: 344,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,973.36 : 1,243,459.90 = 229,934.50 : x
  2. Step 2: Convert to fraction form
    828,973.36/1,243,459.90 = 229,934.50/x
  3. Step 3: Cross multiply
    828,973.36x = 1,243,459.90 × 229,934.50
  4. Step 4: Simplify right side
    828,973.36x = 285,914,330,376.55
  5. Step 5: Solve for x
    x = 285,914,330,376.55/828,973.36
  6. Step 6: Final answer
    x = 344,901.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.