Home / 696,734.40-1,043,546.40-537,715.20

Finding the Fourth Proportional to 696,734.40, 1,043,546.40 and 537,715.20

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Solution

The fourth proportional to 696,734.40, 1,043,546.40 and 537,715.20 is: 805,372.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,734.40 : 1,043,546.40 = 537,715.20 : x
  2. Step 2: Convert to fraction form
    696,734.40/1,043,546.40 = 537,715.20/x
  3. Step 3: Cross multiply
    696,734.40x = 1,043,546.40 × 537,715.20
  4. Step 4: Simplify right side
    696,734.40x = 561,130,761,185.28
  5. Step 5: Solve for x
    x = 561,130,761,185.28/696,734.40
  6. Step 6: Final answer
    x = 805,372.55

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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.