Home / 302,014.02-452,612.79-133,505.67

Finding the Fourth Proportional to 302,014.02, 452,612.79 and 133,505.67

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Solution

The fourth proportional to 302,014.02, 452,612.79 and 133,505.67 is: 200,078.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,014.02 : 452,612.79 = 133,505.67 : x
  2. Step 2: Convert to fraction form
    302,014.02/452,612.79 = 133,505.67/x
  3. Step 3: Cross multiply
    302,014.02x = 452,612.79 × 133,505.67
  4. Step 4: Simplify right side
    302,014.02x = 60,426,373,779.52
  5. Step 5: Solve for x
    x = 60,426,373,779.52/302,014.02
  6. Step 6: Final answer
    x = 200,078.04

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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.