Home / 578,172.14-867,253.34-451,918.58

Finding the Fourth Proportional to 578,172.14, 867,253.34 and 451,918.58

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Solution

The fourth proportional to 578,172.14, 867,253.34 and 451,918.58 is: 677,874.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,172.14 : 867,253.34 = 451,918.58 : x
  2. Step 2: Convert to fraction form
    578,172.14/867,253.34 = 451,918.58/x
  3. Step 3: Cross multiply
    578,172.14x = 867,253.34 × 451,918.58
  4. Step 4: Simplify right side
    578,172.14x = 391,927,897,913.06
  5. Step 5: Solve for x
    x = 391,927,897,913.06/578,172.14
  6. Step 6: Final answer
    x = 677,874.06

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1.5x scale

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.