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Finding the Fourth Proportional to 555,569.40, 833,354.10 and 181,630.20

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Solution

The fourth proportional to 555,569.40, 833,354.10 and 181,630.20 is: 272,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,569.40 : 833,354.10 = 181,630.20 : x
  2. Step 2: Convert to fraction form
    555,569.40/833,354.10 = 181,630.20/x
  3. Step 3: Cross multiply
    555,569.40x = 833,354.10 × 181,630.20
  4. Step 4: Simplify right side
    555,569.40x = 151,362,271,853.82
  5. Step 5: Solve for x
    x = 151,362,271,853.82/555,569.40
  6. Step 6: Final answer
    x = 272,445.30

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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.