Home / 436,840.07-602,739.56-245,783.75

Finding the Fourth Proportional to 436,840.07, 602,739.56 and 245,783.75

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Solution

The fourth proportional to 436,840.07, 602,739.56 and 245,783.75 is: 339,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,840.07 : 602,739.56 = 245,783.75 : x
  2. Step 2: Convert to fraction form
    436,840.07/602,739.56 = 245,783.75/x
  3. Step 3: Cross multiply
    436,840.07x = 602,739.56 × 245,783.75
  4. Step 4: Simplify right side
    436,840.07x = 148,143,586,930.91
  5. Step 5: Solve for x
    x = 148,143,586,930.91/436,840.07
  6. Step 6: Final answer
    x = 339,125.46

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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.