Home / 454,345.16-627,000.60-250,403.40

Finding the Fourth Proportional to 454,345.16, 627,000.60 and 250,403.40

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Solution

The fourth proportional to 454,345.16, 627,000.60 and 250,403.40 is: 345,559.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,345.16 : 627,000.60 = 250,403.40 : x
  2. Step 2: Convert to fraction form
    454,345.16/627,000.60 = 250,403.40/x
  3. Step 3: Cross multiply
    454,345.16x = 627,000.60 × 250,403.40
  4. Step 4: Simplify right side
    454,345.16x = 157,003,082,042.04
  5. Step 5: Solve for x
    x = 157,003,082,042.04/454,345.16
  6. Step 6: Final answer
    x = 345,559.05

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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.