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Finding the Fourth Proportional to 634,799.60, 952,199.40 and 608,555.60

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Solution

The fourth proportional to 634,799.60, 952,199.40 and 608,555.60 is: 912,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,799.60 : 952,199.40 = 608,555.60 : x
  2. Step 2: Convert to fraction form
    634,799.60/952,199.40 = 608,555.60/x
  3. Step 3: Cross multiply
    634,799.60x = 952,199.40 × 608,555.60
  4. Step 4: Simplify right side
    634,799.60x = 579,466,277,186.64
  5. Step 5: Solve for x
    x = 579,466,277,186.64/634,799.60
  6. Step 6: Final answer
    x = 912,833.40

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Half scale
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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.