Home / 416,312.60-623,966.01-202,760.45

Finding the Fourth Proportional to 416,312.60, 623,966.01 and 202,760.45

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Solution

The fourth proportional to 416,312.60, 623,966.01 and 202,760.45 is: 303,895.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,312.60 : 623,966.01 = 202,760.45 : x
  2. Step 2: Convert to fraction form
    416,312.60/623,966.01 = 202,760.45/x
  3. Step 3: Cross multiply
    416,312.60x = 623,966.01 × 202,760.45
  4. Step 4: Simplify right side
    416,312.60x = 126,515,628,972.31
  5. Step 5: Solve for x
    x = 126,515,628,972.31/416,312.60
  6. Step 6: Final answer
    x = 303,895.75

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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.