Home / 838,736.37-1,157,415.08-476,111.72

Finding the Fourth Proportional to 838,736.37, 1,157,415.08 and 476,111.72

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Solution

The fourth proportional to 838,736.37, 1,157,415.08 and 476,111.72 is: 657,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,736.37 : 1,157,415.08 = 476,111.72 : x
  2. Step 2: Convert to fraction form
    838,736.37/1,157,415.08 = 476,111.72/x
  3. Step 3: Cross multiply
    838,736.37x = 1,157,415.08 × 476,111.72
  4. Step 4: Simplify right side
    838,736.37x = 551,058,885,005.72
  5. Step 5: Solve for x
    x = 551,058,885,005.72/838,736.37
  6. Step 6: Final answer
    x = 657,010.84

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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.