Home / 888,944.22-1,333,459.35-289,904.58

Finding the Fourth Proportional to 888,944.22, 1,333,459.35 and 289,904.58

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Solution

The fourth proportional to 888,944.22, 1,333,459.35 and 289,904.58 is: 434,870.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,944.22 : 1,333,459.35 = 289,904.58 : x
  2. Step 2: Convert to fraction form
    888,944.22/1,333,459.35 = 289,904.58/x
  3. Step 3: Cross multiply
    888,944.22x = 1,333,459.35 × 289,904.58
  4. Step 4: Simplify right side
    888,944.22x = 386,575,972,808.82
  5. Step 5: Solve for x
    x = 386,575,972,808.82/888,944.22
  6. Step 6: Final answer
    x = 434,870.90

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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.