Home / 692,840.40-1,039,260.60-591,363.60

Finding the Fourth Proportional to 692,840.40, 1,039,260.60 and 591,363.60

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Solution

The fourth proportional to 692,840.40, 1,039,260.60 and 591,363.60 is: 887,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,840.40 : 1,039,260.60 = 591,363.60 : x
  2. Step 2: Convert to fraction form
    692,840.40/1,039,260.60 = 591,363.60/x
  3. Step 3: Cross multiply
    692,840.40x = 1,039,260.60 × 591,363.60
  4. Step 4: Simplify right side
    692,840.40x = 614,580,889,754.16
  5. Step 5: Solve for x
    x = 614,580,889,754.16/692,840.40
  6. Step 6: Final answer
    x = 887,045.40

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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.