Home / 619,869.65-929,681.96-170,474.49

Finding the Fourth Proportional to 619,869.65, 929,681.96 and 170,474.49

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Solution

The fourth proportional to 619,869.65, 929,681.96 and 170,474.49 is: 255,678.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,869.65 : 929,681.96 = 170,474.49 : x
  2. Step 2: Convert to fraction form
    619,869.65/929,681.96 = 170,474.49/x
  3. Step 3: Cross multiply
    619,869.65x = 929,681.96 × 170,474.49
  4. Step 4: Simplify right side
    619,869.65x = 158,487,057,140.83
  5. Step 5: Solve for x
    x = 158,487,057,140.83/619,869.65
  6. Step 6: Final answer
    x = 255,678.04

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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.