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Finding the Fourth Proportional to 436,515.06, 602,384.67 and 245,528.67

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Solution

The fourth proportional to 436,515.06, 602,384.67 and 245,528.67 is: 338,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,515.06 : 602,384.67 = 245,528.67 : x
  2. Step 2: Convert to fraction form
    436,515.06/602,384.67 = 245,528.67/x
  3. Step 3: Cross multiply
    436,515.06x = 602,384.67 × 245,528.67
  4. Step 4: Simplify right side
    436,515.06x = 147,902,706,853.49
  5. Step 5: Solve for x
    x = 147,902,706,853.49/436,515.06
  6. Step 6: Final answer
    x = 338,826.13

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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.