Home / 738,324.90-1,018,909.53-416,017.26

Finding the Fourth Proportional to 738,324.90, 1,018,909.53 and 416,017.26

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Solution

The fourth proportional to 738,324.90, 1,018,909.53 and 416,017.26 is: 574,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,324.90 : 1,018,909.53 = 416,017.26 : x
  2. Step 2: Convert to fraction form
    738,324.90/1,018,909.53 = 416,017.26/x
  3. Step 3: Cross multiply
    738,324.90x = 1,018,909.53 × 416,017.26
  4. Step 4: Simplify right side
    738,324.90x = 423,883,950,858.49
  5. Step 5: Solve for x
    x = 423,883,950,858.49/738,324.90
  6. Step 6: Final answer
    x = 574,115.75

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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.