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Finding the Fourth Proportional to 444,375.60, 666,563.40 and 355,802.10

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Solution

The fourth proportional to 444,375.60, 666,563.40 and 355,802.10 is: 533,703.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,375.60 : 666,563.40 = 355,802.10 : x
  2. Step 2: Convert to fraction form
    444,375.60/666,563.40 = 355,802.10/x
  3. Step 3: Cross multiply
    444,375.60x = 666,563.40 × 355,802.10
  4. Step 4: Simplify right side
    444,375.60x = 237,164,657,503.14
  5. Step 5: Solve for x
    x = 237,164,657,503.14/444,375.60
  6. Step 6: Final answer
    x = 533,703.15

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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.