Home / 683,885.86-943,765.63-373,794.83

Finding the Fourth Proportional to 683,885.86, 943,765.63 and 373,794.83

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Solution

The fourth proportional to 683,885.86, 943,765.63 and 373,794.83 is: 515,838.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,885.86 : 943,765.63 = 373,794.83 : x
  2. Step 2: Convert to fraction form
    683,885.86/943,765.63 = 373,794.83/x
  3. Step 3: Cross multiply
    683,885.86x = 943,765.63 × 373,794.83
  4. Step 4: Simplify right side
    683,885.86x = 352,774,711,356.72
  5. Step 5: Solve for x
    x = 352,774,711,356.72/683,885.86
  6. Step 6: Final answer
    x = 515,838.58

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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.