Home / 531,275.92-733,176.35-289,574.17

Finding the Fourth Proportional to 531,275.92, 733,176.35 and 289,574.17

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Solution

The fourth proportional to 531,275.92, 733,176.35 and 289,574.17 is: 399,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,275.92 : 733,176.35 = 289,574.17 : x
  2. Step 2: Convert to fraction form
    531,275.92/733,176.35 = 289,574.17/x
  3. Step 3: Cross multiply
    531,275.92x = 733,176.35 × 289,574.17
  4. Step 4: Simplify right side
    531,275.92x = 212,308,933,014.88
  5. Step 5: Solve for x
    x = 212,308,933,014.88/531,275.92
  6. Step 6: Final answer
    x = 399,620.85

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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.