Home / 733,575.72-1,011,959.20-488,981.64

Finding the Fourth Proportional to 733,575.72, 1,011,959.20 and 488,981.64

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Solution

The fourth proportional to 733,575.72, 1,011,959.20 and 488,981.64 is: 674,544.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,575.72 : 1,011,959.20 = 488,981.64 : x
  2. Step 2: Convert to fraction form
    733,575.72/1,011,959.20 = 488,981.64/x
  3. Step 3: Cross multiply
    733,575.72x = 1,011,959.20 × 488,981.64
  4. Step 4: Simplify right side
    733,575.72x = 494,829,461,724.38
  5. Step 5: Solve for x
    x = 494,829,461,724.38/733,575.72
  6. Step 6: Final answer
    x = 674,544.50

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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.