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Finding the Fourth Proportional to 670,366.44, 924,843.96 and 383,733.36

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Solution

The fourth proportional to 670,366.44, 924,843.96 and 383,733.36 is: 529,402.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,366.44 : 924,843.96 = 383,733.36 : x
  2. Step 2: Convert to fraction form
    670,366.44/924,843.96 = 383,733.36/x
  3. Step 3: Cross multiply
    670,366.44x = 924,843.96 × 383,733.36
  4. Step 4: Simplify right side
    670,366.44x = 354,893,480,246.51
  5. Step 5: Solve for x
    x = 354,893,480,246.51/670,366.44
  6. Step 6: Final answer
    x = 529,402.22

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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.