Home / 482,826.40-724,239.60-304,367.20

Finding the Fourth Proportional to 482,826.40, 724,239.60 and 304,367.20

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Solution

The fourth proportional to 482,826.40, 724,239.60 and 304,367.20 is: 456,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,826.40 : 724,239.60 = 304,367.20 : x
  2. Step 2: Convert to fraction form
    482,826.40/724,239.60 = 304,367.20/x
  3. Step 3: Cross multiply
    482,826.40x = 724,239.60 × 304,367.20
  4. Step 4: Simplify right side
    482,826.40x = 220,434,779,181.12
  5. Step 5: Solve for x
    x = 220,434,779,181.12/482,826.40
  6. Step 6: Final answer
    x = 456,550.80

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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.