Home / 830,699.16-1,246,030.86-231,644.37

Finding the Fourth Proportional to 830,699.16, 1,246,030.86 and 231,644.37

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Solution

The fourth proportional to 830,699.16, 1,246,030.86 and 231,644.37 is: 347,461.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,699.16 : 1,246,030.86 = 231,644.37 : x
  2. Step 2: Convert to fraction form
    830,699.16/1,246,030.86 = 231,644.37/x
  3. Step 3: Cross multiply
    830,699.16x = 1,246,030.86 × 231,644.37
  4. Step 4: Simplify right side
    830,699.16x = 288,636,033,565.26
  5. Step 5: Solve for x
    x = 288,636,033,565.26/830,699.16
  6. Step 6: Final answer
    x = 347,461.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.