Home / 774,062.73-1,068,241.97-429,900.01

Finding the Fourth Proportional to 774,062.73, 1,068,241.97 and 429,900.01

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Solution

The fourth proportional to 774,062.73, 1,068,241.97 and 429,900.01 is: 593,281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,062.73 : 1,068,241.97 = 429,900.01 : x
  2. Step 2: Convert to fraction form
    774,062.73/1,068,241.97 = 429,900.01/x
  3. Step 3: Cross multiply
    774,062.73x = 1,068,241.97 × 429,900.01
  4. Step 4: Simplify right side
    774,062.73x = 459,237,231,989.57
  5. Step 5: Solve for x
    x = 459,237,231,989.57/774,062.73
  6. Step 6: Final answer
    x = 593,281.67

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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.