Home / 554,090.41-831,182.76-174,909.70

Finding the Fourth Proportional to 554,090.41, 831,182.76 and 174,909.70

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Solution

The fourth proportional to 554,090.41, 831,182.76 and 174,909.70 is: 262,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,090.41 : 831,182.76 = 174,909.70 : x
  2. Step 2: Convert to fraction form
    554,090.41/831,182.76 = 174,909.70/x
  3. Step 3: Cross multiply
    554,090.41x = 831,182.76 × 174,909.70
  4. Step 4: Simplify right side
    554,090.41x = 145,381,927,196.77
  5. Step 5: Solve for x
    x = 145,381,927,196.77/554,090.41
  6. Step 6: Final answer
    x = 262,379.43

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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.