Home / 859,495.67-1,186,140.92-477,522.45

Finding the Fourth Proportional to 859,495.67, 1,186,140.92 and 477,522.45

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Solution

The fourth proportional to 859,495.67, 1,186,140.92 and 477,522.45 is: 659,001.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,495.67 : 1,186,140.92 = 477,522.45 : x
  2. Step 2: Convert to fraction form
    859,495.67/1,186,140.92 = 477,522.45/x
  3. Step 3: Cross multiply
    859,495.67x = 1,186,140.92 × 477,522.45
  4. Step 4: Simplify right side
    859,495.67x = 566,408,918,163.65
  5. Step 5: Solve for x
    x = 566,408,918,163.65/859,495.67
  6. Step 6: Final answer
    x = 659,001.48

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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.