Home / 706,598.40-1,059,532.80-207,897.60

Finding the Fourth Proportional to 706,598.40, 1,059,532.80 and 207,897.60

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Solution

The fourth proportional to 706,598.40, 1,059,532.80 and 207,897.60 is: 311,739.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,598.40 : 1,059,532.80 = 207,897.60 : x
  2. Step 2: Convert to fraction form
    706,598.40/1,059,532.80 = 207,897.60/x
  3. Step 3: Cross multiply
    706,598.40x = 1,059,532.80 × 207,897.60
  4. Step 4: Simplify right side
    706,598.40x = 220,274,326,241.28
  5. Step 5: Solve for x
    x = 220,274,326,241.28/706,598.40
  6. Step 6: Final answer
    x = 311,739.07

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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.