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Finding the Fourth Proportional to 603,030.55, 832,571.58 and 373,832.77

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Solution

The fourth proportional to 603,030.55, 832,571.58 and 373,832.77 is: 516,130.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,030.55 : 832,571.58 = 373,832.77 : x
  2. Step 2: Convert to fraction form
    603,030.55/832,571.58 = 373,832.77/x
  3. Step 3: Cross multiply
    603,030.55x = 832,571.58 × 373,832.77
  4. Step 4: Simplify right side
    603,030.55x = 311,242,539,974.68
  5. Step 5: Solve for x
    x = 311,242,539,974.68/603,030.55
  6. Step 6: Final answer
    x = 516,130.63

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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.