Home / 530,341-795,511.49-436,649.92

Finding the Fourth Proportional to 530,341, 795,511.49 and 436,649.92

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Solution

The fourth proportional to 530,341, 795,511.49 and 436,649.92 is: 654,974.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,341 : 795,511.49 = 436,649.92 : x
  2. Step 2: Convert to fraction form
    530,341/795,511.49 = 436,649.92/x
  3. Step 3: Cross multiply
    530,341x = 795,511.49 × 436,649.92
  4. Step 4: Simplify right side
    530,341x = 347,360,028,467.58
  5. Step 5: Solve for x
    x = 347,360,028,467.58/530,341
  6. Step 6: Final answer
    x = 654,974.87

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Double scale
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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.