Home / 646,240.32-967,855.68-623,819.52

Finding the Fourth Proportional to 646,240.32, 967,855.68 and 623,819.52

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Solution

The fourth proportional to 646,240.32, 967,855.68 and 623,819.52 is: 934,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,240.32 : 967,855.68 = 623,819.52 : x
  2. Step 2: Convert to fraction form
    646,240.32/967,855.68 = 623,819.52/x
  3. Step 3: Cross multiply
    646,240.32x = 967,855.68 × 623,819.52
  4. Step 4: Simplify right side
    646,240.32x = 603,767,265,726.87
  5. Step 5: Solve for x
    x = 603,767,265,726.87/646,240.32
  6. Step 6: Final answer
    x = 934,276.69

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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.