Home / 848,408.63-1,170,982.31-538,110.32

Finding the Fourth Proportional to 848,408.63, 1,170,982.31 and 538,110.32

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Solution

The fourth proportional to 848,408.63, 1,170,982.31 and 538,110.32 is: 742,705.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,408.63 : 1,170,982.31 = 538,110.32 : x
  2. Step 2: Convert to fraction form
    848,408.63/1,170,982.31 = 538,110.32/x
  3. Step 3: Cross multiply
    848,408.63x = 1,170,982.31 × 538,110.32
  4. Step 4: Simplify right side
    848,408.63x = 630,117,657,002.98
  5. Step 5: Solve for x
    x = 630,117,657,002.98/848,408.63
  6. Step 6: Final answer
    x = 742,705.39

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1.5x scale

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.