Home / 743,180.02-1,025,582.79-403,650.70

Finding the Fourth Proportional to 743,180.02, 1,025,582.79 and 403,650.70

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Solution

The fourth proportional to 743,180.02, 1,025,582.79 and 403,650.70 is: 557,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,180.02 : 1,025,582.79 = 403,650.70 : x
  2. Step 2: Convert to fraction form
    743,180.02/1,025,582.79 = 403,650.70/x
  3. Step 3: Cross multiply
    743,180.02x = 1,025,582.79 × 403,650.70
  4. Step 4: Simplify right side
    743,180.02x = 413,977,211,091.45
  5. Step 5: Solve for x
    x = 413,977,211,091.45/743,180.02
  6. Step 6: Final answer
    x = 557,034.90

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Double scale
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1.5x scale

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.