Home / 740,308.98-1,110,290.94-207,881.40

Finding the Fourth Proportional to 740,308.98, 1,110,290.94 and 207,881.40

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Solution

The fourth proportional to 740,308.98, 1,110,290.94 and 207,881.40 is: 311,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,308.98 : 1,110,290.94 = 207,881.40 : x
  2. Step 2: Convert to fraction form
    740,308.98/1,110,290.94 = 207,881.40/x
  3. Step 3: Cross multiply
    740,308.98x = 1,110,290.94 × 207,881.40
  4. Step 4: Simplify right side
    740,308.98x = 230,808,835,014.52
  5. Step 5: Solve for x
    x = 230,808,835,014.52/740,308.98
  6. Step 6: Final answer
    x = 311,773.65

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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.