Home / 832,239.36-1,148,485.84-469,780.97

Finding the Fourth Proportional to 832,239.36, 1,148,485.84 and 469,780.97

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Solution

The fourth proportional to 832,239.36, 1,148,485.84 and 469,780.97 is: 648,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,239.36 : 1,148,485.84 = 469,780.97 : x
  2. Step 2: Convert to fraction form
    832,239.36/1,148,485.84 = 469,780.97/x
  3. Step 3: Cross multiply
    832,239.36x = 1,148,485.84 × 469,780.97
  4. Step 4: Simplify right side
    832,239.36x = 539,536,785,029.58
  5. Step 5: Solve for x
    x = 539,536,785,029.58/832,239.36
  6. Step 6: Final answer
    x = 648,295.20

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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.