Home / 627,971.60-941,665.80-272,802.80

Finding the Fourth Proportional to 627,971.60, 941,665.80 and 272,802.80

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Solution

The fourth proportional to 627,971.60, 941,665.80 and 272,802.80 is: 409,077.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,971.60 : 941,665.80 = 272,802.80 : x
  2. Step 2: Convert to fraction form
    627,971.60/941,665.80 = 272,802.80/x
  3. Step 3: Cross multiply
    627,971.60x = 941,665.80 × 272,802.80
  4. Step 4: Simplify right side
    627,971.60x = 256,889,066,904.24
  5. Step 5: Solve for x
    x = 256,889,066,904.24/627,971.60
  6. Step 6: Final answer
    x = 409,077.52

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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.