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Finding the Fourth Proportional to 436,767.76, 602,737.59 and 245,784.34

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Solution

The fourth proportional to 436,767.76, 602,737.59 and 245,784.34 is: 339,181.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,767.76 : 602,737.59 = 245,784.34 : x
  2. Step 2: Convert to fraction form
    436,767.76/602,737.59 = 245,784.34/x
  3. Step 3: Cross multiply
    436,767.76x = 602,737.59 × 245,784.34
  4. Step 4: Simplify right side
    436,767.76x = 148,143,460,751.34
  5. Step 5: Solve for x
    x = 148,143,460,751.34/436,767.76
  6. Step 6: Final answer
    x = 339,181.31

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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.