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Finding the Fourth Proportional to 607,533.60, 910,717.20 and 472,522.80

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Solution

The fourth proportional to 607,533.60, 910,717.20 and 472,522.80 is: 708,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,533.60 : 910,717.20 = 472,522.80 : x
  2. Step 2: Convert to fraction form
    607,533.60/910,717.20 = 472,522.80/x
  3. Step 3: Cross multiply
    607,533.60x = 910,717.20 × 472,522.80
  4. Step 4: Simplify right side
    607,533.60x = 430,334,641,352.16
  5. Step 5: Solve for x
    x = 430,334,641,352.16/607,533.60
  6. Step 6: Final answer
    x = 708,330.60

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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.