Home / 328,675.46-453,450.29-242,841.11

Finding the Fourth Proportional to 328,675.46, 453,450.29 and 242,841.11

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Solution

The fourth proportional to 328,675.46, 453,450.29 and 242,841.11 is: 335,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,675.46 : 453,450.29 = 242,841.11 : x
  2. Step 2: Convert to fraction form
    328,675.46/453,450.29 = 242,841.11/x
  3. Step 3: Cross multiply
    328,675.46x = 453,450.29 × 242,841.11
  4. Step 4: Simplify right side
    328,675.46x = 110,116,368,271.97
  5. Step 5: Solve for x
    x = 110,116,368,271.97/328,675.46
  6. Step 6: Final answer
    x = 335,030.70

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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.