Home / 531,811.99-733,905.23-290,095.64

Finding the Fourth Proportional to 531,811.99, 733,905.23 and 290,095.64

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Solution

The fourth proportional to 531,811.99, 733,905.23 and 290,095.64 is: 400,334.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,811.99 : 733,905.23 = 290,095.64 : x
  2. Step 2: Convert to fraction form
    531,811.99/733,905.23 = 290,095.64/x
  3. Step 3: Cross multiply
    531,811.99x = 733,905.23 × 290,095.64
  4. Step 4: Simplify right side
    531,811.99x = 212,902,703,726.67
  5. Step 5: Solve for x
    x = 212,902,703,726.67/531,811.99
  6. Step 6: Final answer
    x = 400,334.54

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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.