Home / 531,192.59-733,027.15-289,470.23

Finding the Fourth Proportional to 531,192.59, 733,027.15 and 289,470.23

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Solution

The fourth proportional to 531,192.59, 733,027.15 and 289,470.23 is: 399,458.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,192.59 : 733,027.15 = 289,470.23 : x
  2. Step 2: Convert to fraction form
    531,192.59/733,027.15 = 289,470.23/x
  3. Step 3: Cross multiply
    531,192.59x = 733,027.15 × 289,470.23
  4. Step 4: Simplify right side
    531,192.59x = 212,189,537,706.75
  5. Step 5: Solve for x
    x = 212,189,537,706.75/531,192.59
  6. Step 6: Final answer
    x = 399,458.77

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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.