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Finding the Fourth Proportional to 462,823.20, 692,922.60 and 462,823.20

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Solution

The fourth proportional to 462,823.20, 692,922.60 and 462,823.20 is: 692,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,823.20 : 692,922.60 = 462,823.20 : x
  2. Step 2: Convert to fraction form
    462,823.20/692,922.60 = 462,823.20/x
  3. Step 3: Cross multiply
    462,823.20x = 692,922.60 × 462,823.20
  4. Step 4: Simplify right side
    462,823.20x = 320,700,655,084.32
  5. Step 5: Solve for x
    x = 320,700,655,084.32/462,823.20
  6. Step 6: Final answer
    x = 692,922.60

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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.