Home / 916,026.70-1,264,137.14-508,115.29

Finding the Fourth Proportional to 916,026.70, 1,264,137.14 and 508,115.29

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Solution

The fourth proportional to 916,026.70, 1,264,137.14 and 508,115.29 is: 701,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,026.70 : 1,264,137.14 = 508,115.29 : x
  2. Step 2: Convert to fraction form
    916,026.70/1,264,137.14 = 508,115.29/x
  3. Step 3: Cross multiply
    916,026.70x = 1,264,137.14 × 508,115.29
  4. Step 4: Simplify right side
    916,026.70x = 642,327,409,490.87
  5. Step 5: Solve for x
    x = 642,327,409,490.87/916,026.70
  6. Step 6: Final answer
    x = 701,210.36

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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.