Home / 647,955.37-971,867.44-174,688.57

Finding the Fourth Proportional to 647,955.37, 971,867.44 and 174,688.57

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Solution

The fourth proportional to 647,955.37, 971,867.44 and 174,688.57 is: 262,015.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,955.37 : 971,867.44 = 174,688.57 : x
  2. Step 2: Convert to fraction form
    647,955.37/971,867.44 = 174,688.57/x
  3. Step 3: Cross multiply
    647,955.37x = 971,867.44 × 174,688.57
  4. Step 4: Simplify right side
    647,955.37x = 169,774,133,323.16
  5. Step 5: Solve for x
    x = 169,774,133,323.16/647,955.37
  6. Step 6: Final answer
    x = 262,015.17

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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.