Home / 413,675.35-619,938.93-188,485.42

Finding the Fourth Proportional to 413,675.35, 619,938.93 and 188,485.42

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Solution

The fourth proportional to 413,675.35, 619,938.93 and 188,485.42 is: 282,466.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,675.35 : 619,938.93 = 188,485.42 : x
  2. Step 2: Convert to fraction form
    413,675.35/619,938.93 = 188,485.42/x
  3. Step 3: Cross multiply
    413,675.35x = 619,938.93 × 188,485.42
  4. Step 4: Simplify right side
    413,675.35x = 116,849,449,595.40
  5. Step 5: Solve for x
    x = 116,849,449,595.40/413,675.35
  6. Step 6: Final answer
    x = 282,466.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.