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Finding the Fourth Proportional to 552,194.40, 828,291.60 and 525,950.40

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Solution

The fourth proportional to 552,194.40, 828,291.60 and 525,950.40 is: 788,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,194.40 : 828,291.60 = 525,950.40 : x
  2. Step 2: Convert to fraction form
    552,194.40/828,291.60 = 525,950.40/x
  3. Step 3: Cross multiply
    552,194.40x = 828,291.60 × 525,950.40
  4. Step 4: Simplify right side
    552,194.40x = 435,640,298,336.64
  5. Step 5: Solve for x
    x = 435,640,298,336.64/552,194.40
  6. Step 6: Final answer
    x = 788,925.60

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Double scale
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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.