Home / 651,280.75-977,015.77-202,037.44

Finding the Fourth Proportional to 651,280.75, 977,015.77 and 202,037.44

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Solution

The fourth proportional to 651,280.75, 977,015.77 and 202,037.44 is: 303,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,280.75 : 977,015.77 = 202,037.44 : x
  2. Step 2: Convert to fraction form
    651,280.75/977,015.77 = 202,037.44/x
  3. Step 3: Cross multiply
    651,280.75x = 977,015.77 × 202,037.44
  4. Step 4: Simplify right side
    651,280.75x = 197,393,759,115.16
  5. Step 5: Solve for x
    x = 197,393,759,115.16/651,280.75
  6. Step 6: Final answer
    x = 303,085.51

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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.