Home / 383,637.25-529,199.65-240,148.18

Finding the Fourth Proportional to 383,637.25, 529,199.65 and 240,148.18

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Solution

The fourth proportional to 383,637.25, 529,199.65 and 240,148.18 is: 331,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,637.25 : 529,199.65 = 240,148.18 : x
  2. Step 2: Convert to fraction form
    383,637.25/529,199.65 = 240,148.18/x
  3. Step 3: Cross multiply
    383,637.25x = 529,199.65 × 240,148.18
  4. Step 4: Simplify right side
    383,637.25x = 127,086,332,804.14
  5. Step 5: Solve for x
    x = 127,086,332,804.14/383,637.25
  6. Step 6: Final answer
    x = 331,266.93

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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.