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Finding the Fourth Proportional to 491,058,288,086.40, 736,587,432,129.60 and 491,058,288,086.40

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Solution

The fourth proportional to 491,058,288,086.40, 736,587,432,129.60 and 491,058,288,086.40 is: 736,587,432,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,058,288,086.40 : 736,587,432,129.60 = 491,058,288,086.40 : x
  2. Step 2: Convert to fraction form
    491,058,288,086.40/736,587,432,129.60 = 491,058,288,086.40/x
  3. Step 3: Cross multiply
    491,058,288,086.40x = 736,587,432,129.60 × 491,058,288,086.40
  4. Step 4: Simplify right side
    491,058,288,086.40x = 361,707,363,447,518,709,940,224
  5. Step 5: Solve for x
    x = 361,707,363,447,518,709,940,224/491,058,288,086.40
  6. Step 6: Final answer
    x = 736,587,432,129.60

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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.