Home / 545,829.40-819,035.70-246,356.20

Finding the Fourth Proportional to 545,829.40, 819,035.70 and 246,356.20

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Solution

The fourth proportional to 545,829.40, 819,035.70 and 246,356.20 is: 369,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,829.40 : 819,035.70 = 246,356.20 : x
  2. Step 2: Convert to fraction form
    545,829.40/819,035.70 = 246,356.20/x
  3. Step 3: Cross multiply
    545,829.40x = 819,035.70 × 246,356.20
  4. Step 4: Simplify right side
    545,829.40x = 201,774,522,716.34
  5. Step 5: Solve for x
    x = 201,774,522,716.34/545,829.40
  6. Step 6: Final answer
    x = 369,665.91

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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.