Home / 424,845.78-586,218.57-243,524.34

Finding the Fourth Proportional to 424,845.78, 586,218.57 and 243,524.34

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Solution

The fourth proportional to 424,845.78, 586,218.57 and 243,524.34 is: 336,024.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,845.78 : 586,218.57 = 243,524.34 : x
  2. Step 2: Convert to fraction form
    424,845.78/586,218.57 = 243,524.34/x
  3. Step 3: Cross multiply
    424,845.78x = 586,218.57 × 243,524.34
  4. Step 4: Simplify right side
    424,845.78x = 142,758,490,354.99
  5. Step 5: Solve for x
    x = 142,758,490,354.99/424,845.78
  6. Step 6: Final answer
    x = 336,024.26

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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.