Home / 554,110.40-831,212.76-174,929.70

Finding the Fourth Proportional to 554,110.40, 831,212.76 and 174,929.70

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Solution

The fourth proportional to 554,110.40, 831,212.76 and 174,929.70 is: 262,409.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,110.40 : 831,212.76 = 174,929.70 : x
  2. Step 2: Convert to fraction form
    554,110.40/831,212.76 = 174,929.70/x
  3. Step 3: Cross multiply
    554,110.40x = 831,212.76 × 174,929.70
  4. Step 4: Simplify right side
    554,110.40x = 145,403,798,742.97
  5. Step 5: Solve for x
    x = 145,403,798,742.97/554,110.40
  6. Step 6: Final answer
    x = 262,409.44

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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.