Home / 859,266.04-1,185,805.94-472,086.45

Finding the Fourth Proportional to 859,266.04, 1,185,805.94 and 472,086.45

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Solution

The fourth proportional to 859,266.04, 1,185,805.94 and 472,086.45 is: 651,489.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,266.04 : 1,185,805.94 = 472,086.45 : x
  2. Step 2: Convert to fraction form
    859,266.04/1,185,805.94 = 472,086.45/x
  3. Step 3: Cross multiply
    859,266.04x = 1,185,805.94 × 472,086.45
  4. Step 4: Simplify right side
    859,266.04x = 559,802,916,603.51
  5. Step 5: Solve for x
    x = 559,802,916,603.51/859,266.04
  6. Step 6: Final answer
    x = 651,489.63

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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.