Home / 938,895.64-1,295,641-556,693.72

Finding the Fourth Proportional to 938,895.64, 1,295,641 and 556,693.72

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Solution

The fourth proportional to 938,895.64, 1,295,641 and 556,693.72 is: 768,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,895.64 : 1,295,641 = 556,693.72 : x
  2. Step 2: Convert to fraction form
    938,895.64/1,295,641 = 556,693.72/x
  3. Step 3: Cross multiply
    938,895.64x = 1,295,641 × 556,693.72
  4. Step 4: Simplify right side
    938,895.64x = 721,275,208,074.52
  5. Step 5: Solve for x
    x = 721,275,208,074.52/938,895.64
  6. Step 6: Final answer
    x = 768,216.59

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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.