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Finding the Fourth Proportional to 436,374.84, 602,193.48 and 245,384.16

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Solution

The fourth proportional to 436,374.84, 602,193.48 and 245,384.16 is: 338,628.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,374.84 : 602,193.48 = 245,384.16 : x
  2. Step 2: Convert to fraction form
    436,374.84/602,193.48 = 245,384.16/x
  3. Step 3: Cross multiply
    436,374.84x = 602,193.48 × 245,384.16
  4. Step 4: Simplify right side
    436,374.84x = 147,768,741,247.28
  5. Step 5: Solve for x
    x = 147,768,741,247.28/436,374.84
  6. Step 6: Final answer
    x = 338,628.00

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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.