Home / 738,661.98-1,019,339.19-416,365.95

Finding the Fourth Proportional to 738,661.98, 1,019,339.19 and 416,365.95

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Solution

The fourth proportional to 738,661.98, 1,019,339.19 and 416,365.95 is: 574,576.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,661.98 : 1,019,339.19 = 416,365.95 : x
  2. Step 2: Convert to fraction form
    738,661.98/1,019,339.19 = 416,365.95/x
  3. Step 3: Cross multiply
    738,661.98x = 1,019,339.19 × 416,365.95
  4. Step 4: Simplify right side
    738,661.98x = 424,418,130,216.58
  5. Step 5: Solve for x
    x = 424,418,130,216.58/738,661.98
  6. Step 6: Final answer
    x = 574,576.93

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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.