Home / 767,702.94-1,059,424.13-423,553.37

Finding the Fourth Proportional to 767,702.94, 1,059,424.13 and 423,553.37

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Solution

The fourth proportional to 767,702.94, 1,059,424.13 and 423,553.37 is: 584,500.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,702.94 : 1,059,424.13 = 423,553.37 : x
  2. Step 2: Convert to fraction form
    767,702.94/1,059,424.13 = 423,553.37/x
  3. Step 3: Cross multiply
    767,702.94x = 1,059,424.13 × 423,553.37
  4. Step 4: Simplify right side
    767,702.94x = 448,722,662,639.94
  5. Step 5: Solve for x
    x = 448,722,662,639.94/767,702.94
  6. Step 6: Final answer
    x = 584,500.38

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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.