Home / 897,268.09-1,238,008.46-529,753.81

Finding the Fourth Proportional to 897,268.09, 1,238,008.46 and 529,753.81

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Solution

The fourth proportional to 897,268.09, 1,238,008.46 and 529,753.81 is: 730,929.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,268.09 : 1,238,008.46 = 529,753.81 : x
  2. Step 2: Convert to fraction form
    897,268.09/1,238,008.46 = 529,753.81/x
  3. Step 3: Cross multiply
    897,268.09x = 1,238,008.46 × 529,753.81
  4. Step 4: Simplify right side
    897,268.09x = 655,839,693,889.46
  5. Step 5: Solve for x
    x = 655,839,693,889.46/897,268.09
  6. Step 6: Final answer
    x = 730,929.47

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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.