Home / 1,085,682.60-1,627,746.30-454,271.40

Finding the Fourth Proportional to 1,085,682.60, 1,627,746.30 and 454,271.40

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Solution

The fourth proportional to 1,085,682.60, 1,627,746.30 and 454,271.40 is: 681,081.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,682.60 : 1,627,746.30 = 454,271.40 : x
  2. Step 2: Convert to fraction form
    1,085,682.60/1,627,746.30 = 454,271.40/x
  3. Step 3: Cross multiply
    1,085,682.60x = 1,627,746.30 × 454,271.40
  4. Step 4: Simplify right side
    1,085,682.60x = 739,438,590,545.82
  5. Step 5: Solve for x
    x = 739,438,590,545.82/1,085,682.60
  6. Step 6: Final answer
    x = 681,081.74

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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.