Home / 910,512.95-1,256,577.44-502,693.34

Finding the Fourth Proportional to 910,512.95, 1,256,577.44 and 502,693.34

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Solution

The fourth proportional to 910,512.95, 1,256,577.44 and 502,693.34 is: 693,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,512.95 : 1,256,577.44 = 502,693.34 : x
  2. Step 2: Convert to fraction form
    910,512.95/1,256,577.44 = 502,693.34/x
  3. Step 3: Cross multiply
    910,512.95x = 1,256,577.44 × 502,693.34
  4. Step 4: Simplify right side
    910,512.95x = 631,673,101,485.90
  5. Step 5: Solve for x
    x = 631,673,101,485.90/910,512.95
  6. Step 6: Final answer
    x = 693,755.21

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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.