Home / 696,972.41-1,045,470.08-191,530.23

Finding the Fourth Proportional to 696,972.41, 1,045,470.08 and 191,530.23

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Solution

The fourth proportional to 696,972.41, 1,045,470.08 and 191,530.23 is: 287,298.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,972.41 : 1,045,470.08 = 191,530.23 : x
  2. Step 2: Convert to fraction form
    696,972.41/1,045,470.08 = 191,530.23/x
  3. Step 3: Cross multiply
    696,972.41x = 1,045,470.08 × 191,530.23
  4. Step 4: Simplify right side
    696,972.41x = 200,239,124,880.52
  5. Step 5: Solve for x
    x = 200,239,124,880.52/696,972.41
  6. Step 6: Final answer
    x = 287,298.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.