Home / 938,789.40-1,408,184.10-565,541.40

Finding the Fourth Proportional to 938,789.40, 1,408,184.10 and 565,541.40

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Solution

The fourth proportional to 938,789.40, 1,408,184.10 and 565,541.40 is: 848,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,789.40 : 1,408,184.10 = 565,541.40 : x
  2. Step 2: Convert to fraction form
    938,789.40/1,408,184.10 = 565,541.40/x
  3. Step 3: Cross multiply
    938,789.40x = 1,408,184.10 × 565,541.40
  4. Step 4: Simplify right side
    938,789.40x = 796,386,407,371.74
  5. Step 5: Solve for x
    x = 796,386,407,371.74/938,789.40
  6. Step 6: Final answer
    x = 848,312.10

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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.