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Finding the Fourth Proportional to 617,975.60, 926,963.40 and 617,975.60

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Solution

The fourth proportional to 617,975.60, 926,963.40 and 617,975.60 is: 926,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,975.60 : 926,963.40 = 617,975.60 : x
  2. Step 2: Convert to fraction form
    617,975.60/926,963.40 = 617,975.60/x
  3. Step 3: Cross multiply
    617,975.60x = 926,963.40 × 617,975.60
  4. Step 4: Simplify right side
    617,975.60x = 572,840,763,293.04
  5. Step 5: Solve for x
    x = 572,840,763,293.04/617,975.60
  6. Step 6: Final answer
    x = 926,963.40

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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.