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Finding the Fourth Proportional to 623,548.41, 860,432.60 and 460,291.77

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Solution

The fourth proportional to 623,548.41, 860,432.60 and 460,291.77 is: 635,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,548.41 : 860,432.60 = 460,291.77 : x
  2. Step 2: Convert to fraction form
    623,548.41/860,432.60 = 460,291.77/x
  3. Step 3: Cross multiply
    623,548.41x = 860,432.60 × 460,291.77
  4. Step 4: Simplify right side
    623,548.41x = 396,050,042,118.24
  5. Step 5: Solve for x
    x = 396,050,042,118.24/623,548.41
  6. Step 6: Final answer
    x = 635,155.24

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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.