Home / 369,252.36-509,553.54-208,140.84

Finding the Fourth Proportional to 369,252.36, 509,553.54 and 208,140.84

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Solution

The fourth proportional to 369,252.36, 509,553.54 and 208,140.84 is: 287,226.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,252.36 : 509,553.54 = 208,140.84 : x
  2. Step 2: Convert to fraction form
    369,252.36/509,553.54 = 208,140.84/x
  3. Step 3: Cross multiply
    369,252.36x = 509,553.54 × 208,140.84
  4. Step 4: Simplify right side
    369,252.36x = 106,058,901,840.57
  5. Step 5: Solve for x
    x = 106,058,901,840.57/369,252.36
  6. Step 6: Final answer
    x = 287,226.06

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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.