Home / 694,322.40-1,042,261.20-537,247.20

Finding the Fourth Proportional to 694,322.40, 1,042,261.20 and 537,247.20

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Solution

The fourth proportional to 694,322.40, 1,042,261.20 and 537,247.20 is: 806,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,322.40 : 1,042,261.20 = 537,247.20 : x
  2. Step 2: Convert to fraction form
    694,322.40/1,042,261.20 = 537,247.20/x
  3. Step 3: Cross multiply
    694,322.40x = 1,042,261.20 × 537,247.20
  4. Step 4: Simplify right side
    694,322.40x = 559,951,911,368.64
  5. Step 5: Solve for x
    x = 559,951,911,368.64/694,322.40
  6. Step 6: Final answer
    x = 806,472.49

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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.