Home / 437,623.34-603,688.76-301,423.04

Finding the Fourth Proportional to 437,623.34, 603,688.76 and 301,423.04

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Solution

The fourth proportional to 437,623.34, 603,688.76 and 301,423.04 is: 415,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,623.34 : 603,688.76 = 301,423.04 : x
  2. Step 2: Convert to fraction form
    437,623.34/603,688.76 = 301,423.04/x
  3. Step 3: Cross multiply
    437,623.34x = 603,688.76 × 301,423.04
  4. Step 4: Simplify right side
    437,623.34x = 181,965,701,253.03
  5. Step 5: Solve for x
    x = 181,965,701,253.03/437,623.34
  6. Step 6: Final answer
    x = 415,804.38

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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.