Home / 790,375.01-1,185,560.75-610,721.67

Finding the Fourth Proportional to 790,375.01, 1,185,560.75 and 610,721.67

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Solution

The fourth proportional to 790,375.01, 1,185,560.75 and 610,721.67 is: 916,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,375.01 : 1,185,560.75 = 610,721.67 : x
  2. Step 2: Convert to fraction form
    790,375.01/1,185,560.75 = 610,721.67/x
  3. Step 3: Cross multiply
    790,375.01x = 1,185,560.75 × 610,721.67
  4. Step 4: Simplify right side
    790,375.01x = 724,047,638,072.84
  5. Step 5: Solve for x
    x = 724,047,638,072.84/790,375.01
  6. Step 6: Final answer
    x = 916,081.14

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1.5x scale

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.