Home / 1,279,653.26-1,765,897.00-706,681.13

Finding the Fourth Proportional to 1,279,653.26, 1,765,897.00 and 706,681.13

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Solution

The fourth proportional to 1,279,653.26, 1,765,897.00 and 706,681.13 is: 975,206.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,653.26 : 1,765,897.00 = 706,681.13 : x
  2. Step 2: Convert to fraction form
    1,279,653.26/1,765,897.00 = 706,681.13/x
  3. Step 3: Cross multiply
    1,279,653.26x = 1,765,897.00 × 706,681.13
  4. Step 4: Simplify right side
    1,279,653.26x = 1,247,926,076,827.42
  5. Step 5: Solve for x
    x = 1,247,926,076,827.42/1,279,653.26
  6. Step 6: Final answer
    x = 975,206.43

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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.