Home / 859,347.06-1,185,907.05-472,170.57

Finding the Fourth Proportional to 859,347.06, 1,185,907.05 and 472,170.57

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Solution

The fourth proportional to 859,347.06, 1,185,907.05 and 472,170.57 is: 651,599.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,347.06 : 1,185,907.05 = 472,170.57 : x
  2. Step 2: Convert to fraction form
    859,347.06/1,185,907.05 = 472,170.57/x
  3. Step 3: Cross multiply
    859,347.06x = 1,185,907.05 × 472,170.57
  4. Step 4: Simplify right side
    859,347.06x = 559,950,407,765.52
  5. Step 5: Solve for x
    x = 559,950,407,765.52/859,347.06
  6. Step 6: Final answer
    x = 651,599.84

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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.