Home / 289,111.20-433,666.80-184,005.60

Finding the Fourth Proportional to 289,111.20, 433,666.80 and 184,005.60

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Solution

The fourth proportional to 289,111.20, 433,666.80 and 184,005.60 is: 276,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,111.20 : 433,666.80 = 184,005.60 : x
  2. Step 2: Convert to fraction form
    289,111.20/433,666.80 = 184,005.60/x
  3. Step 3: Cross multiply
    289,111.20x = 433,666.80 × 184,005.60
  4. Step 4: Simplify right side
    289,111.20x = 79,797,119,734.08
  5. Step 5: Solve for x
    x = 79,797,119,734.08/289,111.20
  6. Step 6: Final answer
    x = 276,008.40

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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.