Home / 662,927.54-914,813.22-405,236.06

Finding the Fourth Proportional to 662,927.54, 914,813.22 and 405,236.06

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Solution

The fourth proportional to 662,927.54, 914,813.22 and 405,236.06 is: 559,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,927.54 : 914,813.22 = 405,236.06 : x
  2. Step 2: Convert to fraction form
    662,927.54/914,813.22 = 405,236.06/x
  3. Step 3: Cross multiply
    662,927.54x = 914,813.22 × 405,236.06
  4. Step 4: Simplify right side
    662,927.54x = 370,715,307,011.48
  5. Step 5: Solve for x
    x = 370,715,307,011.48/662,927.54
  6. Step 6: Final answer
    x = 559,209.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.