Home / 1,196,960.50-1,651,805.49-660,416.50

Finding the Fourth Proportional to 1,196,960.50, 1,651,805.49 and 660,416.50

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Solution

The fourth proportional to 1,196,960.50, 1,651,805.49 and 660,416.50 is: 911,374.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,960.50 : 1,651,805.49 = 660,416.50 : x
  2. Step 2: Convert to fraction form
    1,196,960.50/1,651,805.49 = 660,416.50/x
  3. Step 3: Cross multiply
    1,196,960.50x = 1,651,805.49 × 660,416.50
  4. Step 4: Simplify right side
    1,196,960.50x = 1,090,879,600,386.59
  5. Step 5: Solve for x
    x = 1,090,879,600,386.59/1,196,960.50
  6. Step 6: Final answer
    x = 911,374.77

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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.