Home / 1,256,368.89-1,733,752.04-712,554.33

Finding the Fourth Proportional to 1,256,368.89, 1,733,752.04 and 712,554.33

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Solution

The fourth proportional to 1,256,368.89, 1,733,752.04 and 712,554.33 is: 983,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,368.89 : 1,733,752.04 = 712,554.33 : x
  2. Step 2: Convert to fraction form
    1,256,368.89/1,733,752.04 = 712,554.33/x
  3. Step 3: Cross multiply
    1,256,368.89x = 1,733,752.04 × 712,554.33
  4. Step 4: Simplify right side
    1,256,368.89x = 1,235,392,519,685.56
  5. Step 5: Solve for x
    x = 1,235,392,519,685.56/1,256,368.89
  6. Step 6: Final answer
    x = 983,303.97

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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.