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Finding the Fourth Proportional to 650,070.15, 897,091.90 and 363,590.25

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Solution

The fourth proportional to 650,070.15, 897,091.90 and 363,590.25 is: 501,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,070.15 : 897,091.90 = 363,590.25 : x
  2. Step 2: Convert to fraction form
    650,070.15/897,091.90 = 363,590.25/x
  3. Step 3: Cross multiply
    650,070.15x = 897,091.90 × 363,590.25
  4. Step 4: Simplify right side
    650,070.15x = 326,173,868,193.98
  5. Step 5: Solve for x
    x = 326,173,868,193.98/650,070.15
  6. Step 6: Final answer
    x = 501,751.80

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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.