Home / 531,244.30-733,095.72-289,521.66

Finding the Fourth Proportional to 531,244.30, 733,095.72 and 289,521.66

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Solution

The fourth proportional to 531,244.30, 733,095.72 and 289,521.66 is: 399,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,244.30 : 733,095.72 = 289,521.66 : x
  2. Step 2: Convert to fraction form
    531,244.30/733,095.72 = 289,521.66/x
  3. Step 3: Cross multiply
    531,244.30x = 733,095.72 × 289,521.66
  4. Step 4: Simplify right side
    531,244.30x = 212,247,089,793.30
  5. Step 5: Solve for x
    x = 212,247,089,793.30/531,244.30
  6. Step 6: Final answer
    x = 399,528.22

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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.