Home / 838,681.44-1,157,394.18-476,116

Finding the Fourth Proportional to 838,681.44, 1,157,394.18 and 476,116

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Solution

The fourth proportional to 838,681.44, 1,157,394.18 and 476,116 is: 657,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,681.44 : 1,157,394.18 = 476,116 : x
  2. Step 2: Convert to fraction form
    838,681.44/1,157,394.18 = 476,116/x
  3. Step 3: Cross multiply
    838,681.44x = 1,157,394.18 × 476,116
  4. Step 4: Simplify right side
    838,681.44x = 551,053,887,404.88
  5. Step 5: Solve for x
    x = 551,053,887,404.88/838,681.44
  6. Step 6: Final answer
    x = 657,047.91

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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.