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Finding the Fourth Proportional to 453,886.88, 626,153.60 and 292,793.83

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Solution

The fourth proportional to 453,886.88, 626,153.60 and 292,793.83 is: 403,919.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,886.88 : 626,153.60 = 292,793.83 : x
  2. Step 2: Convert to fraction form
    453,886.88/626,153.60 = 292,793.83/x
  3. Step 3: Cross multiply
    453,886.88x = 626,153.60 × 292,793.83
  4. Step 4: Simplify right side
    453,886.88x = 183,333,910,712.29
  5. Step 5: Solve for x
    x = 183,333,910,712.29/453,886.88
  6. Step 6: Final answer
    x = 403,919.83

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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.