Home / 785,559.81-1,084,165.02-441,396.48

Finding the Fourth Proportional to 785,559.81, 1,084,165.02 and 441,396.48

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Solution

The fourth proportional to 785,559.81, 1,084,165.02 and 441,396.48 is: 609,179.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,559.81 : 1,084,165.02 = 441,396.48 : x
  2. Step 2: Convert to fraction form
    785,559.81/1,084,165.02 = 441,396.48/x
  3. Step 3: Cross multiply
    785,559.81x = 1,084,165.02 × 441,396.48
  4. Step 4: Simplify right side
    785,559.81x = 478,546,623,567.13
  5. Step 5: Solve for x
    x = 478,546,623,567.13/785,559.81
  6. Step 6: Final answer
    x = 609,179.11

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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.