Home / 445,539.06-614,805.93-254,515.14

Finding the Fourth Proportional to 445,539.06, 614,805.93 and 254,515.14

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Solution

The fourth proportional to 445,539.06, 614,805.93 and 254,515.14 is: 351,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,539.06 : 614,805.93 = 254,515.14 : x
  2. Step 2: Convert to fraction form
    445,539.06/614,805.93 = 254,515.14/x
  3. Step 3: Cross multiply
    445,539.06x = 614,805.93 × 254,515.14
  4. Step 4: Simplify right side
    445,539.06x = 156,477,417,346.78
  5. Step 5: Solve for x
    x = 156,477,417,346.78/445,539.06
  6. Step 6: Final answer
    x = 351,209.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.