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Finding the Fourth Proportional to 669,835.08, 924,370.92 and 383,360.76

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Solution

The fourth proportional to 669,835.08, 924,370.92 and 383,360.76 is: 529,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,835.08 : 924,370.92 = 383,360.76 : x
  2. Step 2: Convert to fraction form
    669,835.08/924,370.92 = 383,360.76/x
  3. Step 3: Cross multiply
    669,835.08x = 924,370.92 × 383,360.76
  4. Step 4: Simplify right side
    669,835.08x = 354,367,538,413.10
  5. Step 5: Solve for x
    x = 354,367,538,413.10/669,835.08
  6. Step 6: Final answer
    x = 529,037.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.