Home / 838,826.96-1,157,539.95-476,203.22

Finding the Fourth Proportional to 838,826.96, 1,157,539.95 and 476,203.22

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Solution

The fourth proportional to 838,826.96, 1,157,539.95 and 476,203.22 is: 657,137.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,826.96 : 1,157,539.95 = 476,203.22 : x
  2. Step 2: Convert to fraction form
    838,826.96/1,157,539.95 = 476,203.22/x
  3. Step 3: Cross multiply
    838,826.96x = 1,157,539.95 × 476,203.22
  4. Step 4: Simplify right side
    838,826.96x = 551,224,251,468.64
  5. Step 5: Solve for x
    x = 551,224,251,468.64/838,826.96
  6. Step 6: Final answer
    x = 657,137.02

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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.