Home / 531,265.23-733,124.52-289,542.60

Finding the Fourth Proportional to 531,265.23, 733,124.52 and 289,542.60

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Solution

The fourth proportional to 531,265.23, 733,124.52 and 289,542.60 is: 399,557.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,265.23 : 733,124.52 = 289,542.60 : x
  2. Step 2: Convert to fraction form
    531,265.23/733,124.52 = 289,542.60/x
  3. Step 3: Cross multiply
    531,265.23x = 733,124.52 × 289,542.60
  4. Step 4: Simplify right side
    531,265.23x = 212,270,779,644.55
  5. Step 5: Solve for x
    x = 212,270,779,644.55/531,265.23
  6. Step 6: Final answer
    x = 399,557.07

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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.