Home / 905,099.36-1,358,221.75-506,001.94

Finding the Fourth Proportional to 905,099.36, 1,358,221.75 and 506,001.94

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Solution

The fourth proportional to 905,099.36, 1,358,221.75 and 506,001.94 is: 759,323.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,099.36 : 1,358,221.75 = 506,001.94 : x
  2. Step 2: Convert to fraction form
    905,099.36/1,358,221.75 = 506,001.94/x
  3. Step 3: Cross multiply
    905,099.36x = 1,358,221.75 × 506,001.94
  4. Step 4: Simplify right side
    905,099.36x = 687,262,835,789.64
  5. Step 5: Solve for x
    x = 687,262,835,789.64/905,099.36
  6. Step 6: Final answer
    x = 759,323.09

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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.