Home / 858,525.70-1,184,770.05-536,422.60

Finding the Fourth Proportional to 858,525.70, 1,184,770.05 and 536,422.60

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Solution

The fourth proportional to 858,525.70, 1,184,770.05 and 536,422.60 is: 740,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,525.70 : 1,184,770.05 = 536,422.60 : x
  2. Step 2: Convert to fraction form
    858,525.70/1,184,770.05 = 536,422.60/x
  3. Step 3: Cross multiply
    858,525.70x = 1,184,770.05 × 536,422.60
  4. Step 4: Simplify right side
    858,525.70x = 635,537,430,623.13
  5. Step 5: Solve for x
    x = 635,537,430,623.13/858,525.70
  6. Step 6: Final answer
    x = 740,266.05

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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.