Home / 821,337.84-1,133,434.16-458,766.96

Finding the Fourth Proportional to 821,337.84, 1,133,434.16 and 458,766.96

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Solution

The fourth proportional to 821,337.84, 1,133,434.16 and 458,766.96 is: 633,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,337.84 : 1,133,434.16 = 458,766.96 : x
  2. Step 2: Convert to fraction form
    821,337.84/1,133,434.16 = 458,766.96/x
  3. Step 3: Cross multiply
    821,337.84x = 1,133,434.16 × 458,766.96
  4. Step 4: Simplify right side
    821,337.84x = 519,982,143,943.35
  5. Step 5: Solve for x
    x = 519,982,143,943.35/821,337.84
  6. Step 6: Final answer
    x = 633,091.67

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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.