Home / 706,681.40-1,060,047.70-208,095.80

Finding the Fourth Proportional to 706,681.40, 1,060,047.70 and 208,095.80

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Solution

The fourth proportional to 706,681.40, 1,060,047.70 and 208,095.80 is: 312,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,681.40 : 1,060,047.70 = 208,095.80 : x
  2. Step 2: Convert to fraction form
    706,681.40/1,060,047.70 = 208,095.80/x
  3. Step 3: Cross multiply
    706,681.40x = 1,060,047.70 × 208,095.80
  4. Step 4: Simplify right side
    706,681.40x = 220,591,474,169.66
  5. Step 5: Solve for x
    x = 220,591,474,169.66/706,681.40
  6. Step 6: Final answer
    x = 312,151.24

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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.