Home / 1,268,530.08-1,750,572-695,558.40

Finding the Fourth Proportional to 1,268,530.08, 1,750,572 and 695,558.40

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Solution

The fourth proportional to 1,268,530.08, 1,750,572 and 695,558.40 is: 959,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,530.08 : 1,750,572 = 695,558.40 : x
  2. Step 2: Convert to fraction form
    1,268,530.08/1,750,572 = 695,558.40/x
  3. Step 3: Cross multiply
    1,268,530.08x = 1,750,572 × 695,558.40
  4. Step 4: Simplify right side
    1,268,530.08x = 1,217,625,059,404.80
  5. Step 5: Solve for x
    x = 1,217,625,059,404.80/1,268,530.08
  6. Step 6: Final answer
    x = 959,870.86

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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.