Home / 729,000.10-1,093,500.15-652,236.40

Finding the Fourth Proportional to 729,000.10, 1,093,500.15 and 652,236.40

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Solution

The fourth proportional to 729,000.10, 1,093,500.15 and 652,236.40 is: 978,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,000.10 : 1,093,500.15 = 652,236.40 : x
  2. Step 2: Convert to fraction form
    729,000.10/1,093,500.15 = 652,236.40/x
  3. Step 3: Cross multiply
    729,000.10x = 1,093,500.15 × 652,236.40
  4. Step 4: Simplify right side
    729,000.10x = 713,220,601,235.46
  5. Step 5: Solve for x
    x = 713,220,601,235.46/729,000.10
  6. Step 6: Final answer
    x = 978,354.60

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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.