Home / 746,196.20-1,118,684.38-347,085.80

Finding the Fourth Proportional to 746,196.20, 1,118,684.38 and 347,085.80

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Solution

The fourth proportional to 746,196.20, 1,118,684.38 and 347,085.80 is: 520,345.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,196.20 : 1,118,684.38 = 347,085.80 : x
  2. Step 2: Convert to fraction form
    746,196.20/1,118,684.38 = 347,085.80/x
  3. Step 3: Cross multiply
    746,196.20x = 1,118,684.38 × 347,085.80
  4. Step 4: Simplify right side
    746,196.20x = 388,279,462,979.80
  5. Step 5: Solve for x
    x = 388,279,462,979.80/746,196.20
  6. Step 6: Final answer
    x = 520,345.00

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Double scale
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1.5x scale

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.