Home / 738,095.44-1,018,761.72-480,615.07

Finding the Fourth Proportional to 738,095.44, 1,018,761.72 and 480,615.07

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Solution

The fourth proportional to 738,095.44, 1,018,761.72 and 480,615.07 is: 663,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,095.44 : 1,018,761.72 = 480,615.07 : x
  2. Step 2: Convert to fraction form
    738,095.44/1,018,761.72 = 480,615.07/x
  3. Step 3: Cross multiply
    738,095.44x = 1,018,761.72 × 480,615.07
  4. Step 4: Simplify right side
    738,095.44x = 489,632,235,371.12
  5. Step 5: Solve for x
    x = 489,632,235,371.12/738,095.44
  6. Step 6: Final answer
    x = 663,372.52

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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.