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Finding the Fourth Proportional to 637,903.60, 956,855.40 and 606,799.60

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Solution

The fourth proportional to 637,903.60, 956,855.40 and 606,799.60 is: 910,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,903.60 : 956,855.40 = 606,799.60 : x
  2. Step 2: Convert to fraction form
    637,903.60/956,855.40 = 606,799.60/x
  3. Step 3: Cross multiply
    637,903.60x = 956,855.40 × 606,799.60
  4. Step 4: Simplify right side
    637,903.60x = 580,619,473,977.84
  5. Step 5: Solve for x
    x = 580,619,473,977.84/637,903.60
  6. Step 6: Final answer
    x = 910,199.40

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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.