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Finding the Fourth Proportional to 651,841.30, 975,793.65 and 573,109.30

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Solution

The fourth proportional to 651,841.30, 975,793.65 and 573,109.30 is: 857,933.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,841.30 : 975,793.65 = 573,109.30 : x
  2. Step 2: Convert to fraction form
    651,841.30/975,793.65 = 573,109.30/x
  3. Step 3: Cross multiply
    651,841.30x = 975,793.65 × 573,109.30
  4. Step 4: Simplify right side
    651,841.30x = 559,236,415,695.95
  5. Step 5: Solve for x
    x = 559,236,415,695.95/651,841.30
  6. Step 6: Final answer
    x = 857,933.39

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Double scale
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Similar ratio
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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.