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Finding the Fourth Proportional to 583,638.40, 874,971.60 and 246,937.60

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Solution

The fourth proportional to 583,638.40, 874,971.60 and 246,937.60 is: 370,200.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,638.40 : 874,971.60 = 246,937.60 : x
  2. Step 2: Convert to fraction form
    583,638.40/874,971.60 = 246,937.60/x
  3. Step 3: Cross multiply
    583,638.40x = 874,971.60 × 246,937.60
  4. Step 4: Simplify right side
    583,638.40x = 216,063,386,972.16
  5. Step 5: Solve for x
    x = 216,063,386,972.16/583,638.40
  6. Step 6: Final answer
    x = 370,200.77

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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.