Home / 729,276.90-1,092,603.15-624,300.90

Finding the Fourth Proportional to 729,276.90, 1,092,603.15 and 624,300.90

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Solution

The fourth proportional to 729,276.90, 1,092,603.15 and 624,300.90 is: 935,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,276.90 : 1,092,603.15 = 624,300.90 : x
  2. Step 2: Convert to fraction form
    729,276.90/1,092,603.15 = 624,300.90/x
  3. Step 3: Cross multiply
    729,276.90x = 1,092,603.15 × 624,300.90
  4. Step 4: Simplify right side
    729,276.90x = 682,113,129,887.84
  5. Step 5: Solve for x
    x = 682,113,129,887.84/729,276.90
  6. Step 6: Final answer
    x = 935,328.04

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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.