Home / 383,854.24-529,547.60-222,615.84

Finding the Fourth Proportional to 383,854.24, 529,547.60 and 222,615.84

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Solution

The fourth proportional to 383,854.24, 529,547.60 and 222,615.84 is: 307,110.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,854.24 : 529,547.60 = 222,615.84 : x
  2. Step 2: Convert to fraction form
    383,854.24/529,547.60 = 222,615.84/x
  3. Step 3: Cross multiply
    383,854.24x = 529,547.60 × 222,615.84
  4. Step 4: Simplify right side
    383,854.24x = 117,885,683,793.98
  5. Step 5: Solve for x
    x = 117,885,683,793.98/383,854.24
  6. Step 6: Final answer
    x = 307,110.54

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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.