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Finding the Fourth Proportional to 446,929.40, 626,530.60 and 446,929.40

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Solution

The fourth proportional to 446,929.40, 626,530.60 and 446,929.40 is: 626,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,929.40 : 626,530.60 = 446,929.40 : x
  2. Step 2: Convert to fraction form
    446,929.40/626,530.60 = 446,929.40/x
  3. Step 3: Cross multiply
    446,929.40x = 626,530.60 × 446,929.40
  4. Step 4: Simplify right side
    446,929.40x = 280,014,945,139.64
  5. Step 5: Solve for x
    x = 280,014,945,139.64/446,929.40
  6. Step 6: Final answer
    x = 626,530.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.