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Finding the Fourth Proportional to 587,466.90, 881,200.35 and 307,070.10

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Solution

The fourth proportional to 587,466.90, 881,200.35 and 307,070.10 is: 460,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,466.90 : 881,200.35 = 307,070.10 : x
  2. Step 2: Convert to fraction form
    587,466.90/881,200.35 = 307,070.10/x
  3. Step 3: Cross multiply
    587,466.90x = 881,200.35 × 307,070.10
  4. Step 4: Simplify right side
    587,466.90x = 270,590,279,594.54
  5. Step 5: Solve for x
    x = 270,590,279,594.54/587,466.90
  6. Step 6: Final answer
    x = 460,605.15

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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.