Home / 696,722.40-1,043,528.40-537,703.20

Finding the Fourth Proportional to 696,722.40, 1,043,528.40 and 537,703.20

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Solution

The fourth proportional to 696,722.40, 1,043,528.40 and 537,703.20 is: 805,354.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,722.40 : 1,043,528.40 = 537,703.20 : x
  2. Step 2: Convert to fraction form
    696,722.40/1,043,528.40 = 537,703.20/x
  3. Step 3: Cross multiply
    696,722.40x = 1,043,528.40 × 537,703.20
  4. Step 4: Simplify right side
    696,722.40x = 561,108,559,970.88
  5. Step 5: Solve for x
    x = 561,108,559,970.88/696,722.40
  6. Step 6: Final answer
    x = 805,354.56

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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.