Home / 699,502.42-1,048,252.47-300,036.34

Finding the Fourth Proportional to 699,502.42, 1,048,252.47 and 300,036.34

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Solution

The fourth proportional to 699,502.42, 1,048,252.47 and 300,036.34 is: 449,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,502.42 : 1,048,252.47 = 300,036.34 : x
  2. Step 2: Convert to fraction form
    699,502.42/1,048,252.47 = 300,036.34/x
  3. Step 3: Cross multiply
    699,502.42x = 1,048,252.47 × 300,036.34
  4. Step 4: Simplify right side
    699,502.42x = 314,513,834,494.76
  5. Step 5: Solve for x
    x = 314,513,834,494.76/699,502.42
  6. Step 6: Final answer
    x = 449,625.08

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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.