Home / 717,146.55-1,075,720.56-184,668.75

Finding the Fourth Proportional to 717,146.55, 1,075,720.56 and 184,668.75

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Solution

The fourth proportional to 717,146.55, 1,075,720.56 and 184,668.75 is: 277,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,146.55 : 1,075,720.56 = 184,668.75 : x
  2. Step 2: Convert to fraction form
    717,146.55/1,075,720.56 = 184,668.75/x
  3. Step 3: Cross multiply
    717,146.55x = 1,075,720.56 × 184,668.75
  4. Step 4: Simplify right side
    717,146.55x = 198,651,971,164.50
  5. Step 5: Solve for x
    x = 198,651,971,164.50/717,146.55
  6. Step 6: Final answer
    x = 277,003.31

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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.