Home / 415,968.54-574,036.64-224,981.93

Finding the Fourth Proportional to 415,968.54, 574,036.64 and 224,981.93

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Solution

The fourth proportional to 415,968.54, 574,036.64 and 224,981.93 is: 310,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,968.54 : 574,036.64 = 224,981.93 : x
  2. Step 2: Convert to fraction form
    415,968.54/574,036.64 = 224,981.93/x
  3. Step 3: Cross multiply
    415,968.54x = 574,036.64 × 224,981.93
  4. Step 4: Simplify right side
    415,968.54x = 129,147,871,171.88
  5. Step 5: Solve for x
    x = 129,147,871,171.88/415,968.54
  6. Step 6: Final answer
    x = 310,475.09

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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.