Home / 683,970.35-943,882.77-373,873.34

Finding the Fourth Proportional to 683,970.35, 943,882.77 and 373,873.34

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Solution

The fourth proportional to 683,970.35, 943,882.77 and 373,873.34 is: 515,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,970.35 : 943,882.77 = 373,873.34 : x
  2. Step 2: Convert to fraction form
    683,970.35/943,882.77 = 373,873.34/x
  3. Step 3: Cross multiply
    683,970.35x = 943,882.77 × 373,873.34
  4. Step 4: Simplify right side
    683,970.35x = 352,892,603,788.35
  5. Step 5: Solve for x
    x = 352,892,603,788.35/683,970.35
  6. Step 6: Final answer
    x = 515,947.22

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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.