Home / 851,113.98-1,174,501.96-463,920.89

Finding the Fourth Proportional to 851,113.98, 1,174,501.96 and 463,920.89

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Solution

The fourth proportional to 851,113.98, 1,174,501.96 and 463,920.89 is: 640,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,113.98 : 1,174,501.96 = 463,920.89 : x
  2. Step 2: Convert to fraction form
    851,113.98/1,174,501.96 = 463,920.89/x
  3. Step 3: Cross multiply
    851,113.98x = 1,174,501.96 × 463,920.89
  4. Step 4: Simplify right side
    851,113.98x = 544,875,987,557.63
  5. Step 5: Solve for x
    x = 544,875,987,557.63/851,113.98
  6. Step 6: Final answer
    x = 640,191.56

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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.