Home / 824,808.40-1,237,212.60-404,904.40

Finding the Fourth Proportional to 824,808.40, 1,237,212.60 and 404,904.40

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Solution

The fourth proportional to 824,808.40, 1,237,212.60 and 404,904.40 is: 607,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,808.40 : 1,237,212.60 = 404,904.40 : x
  2. Step 2: Convert to fraction form
    824,808.40/1,237,212.60 = 404,904.40/x
  3. Step 3: Cross multiply
    824,808.40x = 1,237,212.60 × 404,904.40
  4. Step 4: Simplify right side
    824,808.40x = 500,952,825,475.44
  5. Step 5: Solve for x
    x = 500,952,825,475.44/824,808.40
  6. Step 6: Final answer
    x = 607,356.60

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Similar ratio
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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.