Home / 531,811.49-733,904.53-290,095.13

Finding the Fourth Proportional to 531,811.49, 733,904.53 and 290,095.13

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Solution

The fourth proportional to 531,811.49, 733,904.53 and 290,095.13 is: 400,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,811.49 : 733,904.53 = 290,095.13 : x
  2. Step 2: Convert to fraction form
    531,811.49/733,904.53 = 290,095.13/x
  3. Step 3: Cross multiply
    531,811.49x = 733,904.53 × 290,095.13
  4. Step 4: Simplify right side
    531,811.49x = 212,902,131,147.46
  5. Step 5: Solve for x
    x = 212,902,131,147.46/531,811.49
  6. Step 6: Final answer
    x = 400,333.83

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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.