Home / 454,986.53-627,900.39-251,050.67

Finding the Fourth Proportional to 454,986.53, 627,900.39 and 251,050.67

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Solution

The fourth proportional to 454,986.53, 627,900.39 and 251,050.67 is: 346,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,986.53 : 627,900.39 = 251,050.67 : x
  2. Step 2: Convert to fraction form
    454,986.53/627,900.39 = 251,050.67/x
  3. Step 3: Cross multiply
    454,986.53x = 627,900.39 × 251,050.67
  4. Step 4: Simplify right side
    454,986.53x = 157,634,815,172.51
  5. Step 5: Solve for x
    x = 157,634,815,172.51/454,986.53
  6. Step 6: Final answer
    x = 346,460.40

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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.