Home / 531,220.56-733,001.18-298,601.46

Finding the Fourth Proportional to 531,220.56, 733,001.18 and 298,601.46

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Solution

The fourth proportional to 531,220.56, 733,001.18 and 298,601.46 is: 412,023.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,220.56 : 733,001.18 = 298,601.46 : x
  2. Step 2: Convert to fraction form
    531,220.56/733,001.18 = 298,601.46/x
  3. Step 3: Cross multiply
    531,220.56x = 733,001.18 × 298,601.46
  4. Step 4: Simplify right side
    531,220.56x = 218,875,221,036.72
  5. Step 5: Solve for x
    x = 218,875,221,036.72/531,220.56
  6. Step 6: Final answer
    x = 412,023.25

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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.