Home / 851,969.45-1,175,698.90-469,996.13

Finding the Fourth Proportional to 851,969.45, 1,175,698.90 and 469,996.13

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Solution

The fourth proportional to 851,969.45, 1,175,698.90 and 469,996.13 is: 648,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,969.45 : 1,175,698.90 = 469,996.13 : x
  2. Step 2: Convert to fraction form
    851,969.45/1,175,698.90 = 469,996.13/x
  3. Step 3: Cross multiply
    851,969.45x = 1,175,698.90 × 469,996.13
  4. Step 4: Simplify right side
    851,969.45x = 552,573,933,045.26
  5. Step 5: Solve for x
    x = 552,573,933,045.26/851,969.45
  6. Step 6: Final answer
    x = 648,584.21

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Double scale
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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.