Home / 860,119.98-1,186,996.08-472,964.88

Finding the Fourth Proportional to 860,119.98, 1,186,996.08 and 472,964.88

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Solution

The fourth proportional to 860,119.98, 1,186,996.08 and 472,964.88 is: 652,708.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,119.98 : 1,186,996.08 = 472,964.88 : x
  2. Step 2: Convert to fraction form
    860,119.98/1,186,996.08 = 472,964.88/x
  3. Step 3: Cross multiply
    860,119.98x = 1,186,996.08 × 472,964.88
  4. Step 4: Simplify right side
    860,119.98x = 561,407,458,537.67
  5. Step 5: Solve for x
    x = 561,407,458,537.67/860,119.98
  6. Step 6: Final answer
    x = 652,708.31

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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.