Home / 383,526.08-529,148.70-222,348.97

Finding the Fourth Proportional to 383,526.08, 529,148.70 and 222,348.97

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Solution

The fourth proportional to 383,526.08, 529,148.70 and 222,348.97 is: 306,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,526.08 : 529,148.70 = 222,348.97 : x
  2. Step 2: Convert to fraction form
    383,526.08/529,148.70 = 222,348.97/x
  3. Step 3: Cross multiply
    383,526.08x = 529,148.70 × 222,348.97
  4. Step 4: Simplify right side
    383,526.08x = 117,655,666,106.81
  5. Step 5: Solve for x
    x = 117,655,666,106.81/383,526.08
  6. Step 6: Final answer
    x = 306,773.57

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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.