Home / 531,489.47-733,427.66-302,016.06

Finding the Fourth Proportional to 531,489.47, 733,427.66 and 302,016.06

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Solution

The fourth proportional to 531,489.47, 733,427.66 and 302,016.06 is: 416,766.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,489.47 : 733,427.66 = 302,016.06 : x
  2. Step 2: Convert to fraction form
    531,489.47/733,427.66 = 302,016.06/x
  3. Step 3: Cross multiply
    531,489.47x = 733,427.66 × 302,016.06
  4. Step 4: Simplify right side
    531,489.47x = 221,506,932,923.26
  5. Step 5: Solve for x
    x = 221,506,932,923.26/531,489.47
  6. Step 6: Final answer
    x = 416,766.37

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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.