Home / 738,525.90-1,019,136.13-416,302.84

Finding the Fourth Proportional to 738,525.90, 1,019,136.13 and 416,302.84

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Solution

The fourth proportional to 738,525.90, 1,019,136.13 and 416,302.84 is: 574,481.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,525.90 : 1,019,136.13 = 416,302.84 : x
  2. Step 2: Convert to fraction form
    738,525.90/1,019,136.13 = 416,302.84/x
  3. Step 3: Cross multiply
    738,525.90x = 1,019,136.13 × 416,302.84
  4. Step 4: Simplify right side
    738,525.90x = 424,269,265,498.77
  5. Step 5: Solve for x
    x = 424,269,265,498.77/738,525.90
  6. Step 6: Final answer
    x = 574,481.22

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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.