Home / 336,031.40-504,047.10-328,158.20

Finding the Fourth Proportional to 336,031.40, 504,047.10 and 328,158.20

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Solution

The fourth proportional to 336,031.40, 504,047.10 and 328,158.20 is: 492,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,031.40 : 504,047.10 = 328,158.20 : x
  2. Step 2: Convert to fraction form
    336,031.40/504,047.10 = 328,158.20/x
  3. Step 3: Cross multiply
    336,031.40x = 504,047.10 × 328,158.20
  4. Step 4: Simplify right side
    336,031.40x = 165,407,189,051.22
  5. Step 5: Solve for x
    x = 165,407,189,051.22/336,031.40
  6. Step 6: Final answer
    x = 492,237.30

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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.