Home / 530,848.40-796,272.60-404,877.20

Finding the Fourth Proportional to 530,848.40, 796,272.60 and 404,877.20

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Solution

The fourth proportional to 530,848.40, 796,272.60 and 404,877.20 is: 607,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,848.40 : 796,272.60 = 404,877.20 : x
  2. Step 2: Convert to fraction form
    530,848.40/796,272.60 = 404,877.20/x
  3. Step 3: Cross multiply
    530,848.40x = 796,272.60 × 404,877.20
  4. Step 4: Simplify right side
    530,848.40x = 322,392,620,724.72
  5. Step 5: Solve for x
    x = 322,392,620,724.72/530,848.40
  6. Step 6: Final answer
    x = 607,315.80

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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.