Home / 1,256,303.23-1,734,006.39-712,757.17

Finding the Fourth Proportional to 1,256,303.23, 1,734,006.39 and 712,757.17

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Solution

The fourth proportional to 1,256,303.23, 1,734,006.39 and 712,757.17 is: 983,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,303.23 : 1,734,006.39 = 712,757.17 : x
  2. Step 2: Convert to fraction form
    1,256,303.23/1,734,006.39 = 712,757.17/x
  3. Step 3: Cross multiply
    1,256,303.23x = 1,734,006.39 × 712,757.17
  4. Step 4: Simplify right side
    1,256,303.23x = 1,235,925,487,298.32
  5. Step 5: Solve for x
    x = 1,235,925,487,298.32/1,256,303.23
  6. Step 6: Final answer
    x = 983,779.60

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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.