Home / 785,817.54-1,084,558.66-463,606.82

Finding the Fourth Proportional to 785,817.54, 1,084,558.66 and 463,606.82

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Solution

The fourth proportional to 785,817.54, 1,084,558.66 and 463,606.82 is: 639,854.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,817.54 : 1,084,558.66 = 463,606.82 : x
  2. Step 2: Convert to fraction form
    785,817.54/1,084,558.66 = 463,606.82/x
  3. Step 3: Cross multiply
    785,817.54x = 1,084,558.66 × 463,606.82
  4. Step 4: Simplify right side
    785,817.54x = 502,808,791,466.06
  5. Step 5: Solve for x
    x = 502,808,791,466.06/785,817.54
  6. Step 6: Final answer
    x = 639,854.38

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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.