Home / 747,853.26-1,032,037.08-408,321.48

Finding the Fourth Proportional to 747,853.26, 1,032,037.08 and 408,321.48

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Solution

The fourth proportional to 747,853.26, 1,032,037.08 and 408,321.48 is: 563,483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,853.26 : 1,032,037.08 = 408,321.48 : x
  2. Step 2: Convert to fraction form
    747,853.26/1,032,037.08 = 408,321.48/x
  3. Step 3: Cross multiply
    747,853.26x = 1,032,037.08 × 408,321.48
  4. Step 4: Simplify right side
    747,853.26x = 421,402,907,920.48
  5. Step 5: Solve for x
    x = 421,402,907,920.48/747,853.26
  6. Step 6: Final answer
    x = 563,483.41

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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.