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Finding the Fourth Proportional to 532,823.40, 801,203.40 and 446,218.20

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Solution

The fourth proportional to 532,823.40, 801,203.40 and 446,218.20 is: 670,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,823.40 : 801,203.40 = 446,218.20 : x
  2. Step 2: Convert to fraction form
    532,823.40/801,203.40 = 446,218.20/x
  3. Step 3: Cross multiply
    532,823.40x = 801,203.40 × 446,218.20
  4. Step 4: Simplify right side
    532,823.40x = 357,511,538,981.88
  5. Step 5: Solve for x
    x = 357,511,538,981.88/532,823.40
  6. Step 6: Final answer
    x = 670,975.67

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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.