Home / 934,730.44-1,289,928.66-505,010.45

Finding the Fourth Proportional to 934,730.44, 1,289,928.66 and 505,010.45

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Solution

The fourth proportional to 934,730.44, 1,289,928.66 and 505,010.45 is: 696,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,730.44 : 1,289,928.66 = 505,010.45 : x
  2. Step 2: Convert to fraction form
    934,730.44/1,289,928.66 = 505,010.45/x
  3. Step 3: Cross multiply
    934,730.44x = 1,289,928.66 × 505,010.45
  4. Step 4: Simplify right side
    934,730.44x = 651,427,453,054.50
  5. Step 5: Solve for x
    x = 651,427,453,054.50/934,730.44
  6. Step 6: Final answer
    x = 696,914.77

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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.