Home / 610,828.40-916,434.60-295,295.60

Finding the Fourth Proportional to 610,828.40, 916,434.60 and 295,295.60

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Solution

The fourth proportional to 610,828.40, 916,434.60 and 295,295.60 is: 443,036.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,828.40 : 916,434.60 = 295,295.60 : x
  2. Step 2: Convert to fraction form
    610,828.40/916,434.60 = 295,295.60/x
  3. Step 3: Cross multiply
    610,828.40x = 916,434.60 × 295,295.60
  4. Step 4: Simplify right side
    610,828.40x = 270,619,105,067.76
  5. Step 5: Solve for x
    x = 270,619,105,067.76/610,828.40
  6. Step 6: Final answer
    x = 443,036.22

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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.