Home / 628,897.64-943,494.06-208,173.50

Finding the Fourth Proportional to 628,897.64, 943,494.06 and 208,173.50

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Solution

The fourth proportional to 628,897.64, 943,494.06 and 208,173.50 is: 312,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,897.64 : 943,494.06 = 208,173.50 : x
  2. Step 2: Convert to fraction form
    628,897.64/943,494.06 = 208,173.50/x
  3. Step 3: Cross multiply
    628,897.64x = 943,494.06 × 208,173.50
  4. Step 4: Simplify right side
    628,897.64x = 196,410,460,699.41
  5. Step 5: Solve for x
    x = 196,410,460,699.41/628,897.64
  6. Step 6: Final answer
    x = 312,309.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.