Home / 572,742.50-858,784.48-236,015.57

Finding the Fourth Proportional to 572,742.50, 858,784.48 and 236,015.57

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Solution

The fourth proportional to 572,742.50, 858,784.48 and 236,015.57 is: 353,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,742.50 : 858,784.48 = 236,015.57 : x
  2. Step 2: Convert to fraction form
    572,742.50/858,784.48 = 236,015.57/x
  3. Step 3: Cross multiply
    572,742.50x = 858,784.48 × 236,015.57
  4. Step 4: Simplify right side
    572,742.50x = 202,686,510,111.28
  5. Step 5: Solve for x
    x = 202,686,510,111.28/572,742.50
  6. Step 6: Final answer
    x = 353,887.68

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Double scale
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Similar ratio
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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.