Home / 668,602.50-1,003,051.38-247,878.42

Finding the Fourth Proportional to 668,602.50, 1,003,051.38 and 247,878.42

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Solution

The fourth proportional to 668,602.50, 1,003,051.38 and 247,878.42 is: 371,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,602.50 : 1,003,051.38 = 247,878.42 : x
  2. Step 2: Convert to fraction form
    668,602.50/1,003,051.38 = 247,878.42/x
  3. Step 3: Cross multiply
    668,602.50x = 1,003,051.38 × 247,878.42
  4. Step 4: Simplify right side
    668,602.50x = 248,634,791,253.22
  5. Step 5: Solve for x
    x = 248,634,791,253.22/668,602.50
  6. Step 6: Final answer
    x = 371,872.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.