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Finding the Fourth Proportional to 304,037.40, 456,056.10 and 93,739.80

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Solution

The fourth proportional to 304,037.40, 456,056.10 and 93,739.80 is: 140,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,037.40 : 456,056.10 = 93,739.80 : x
  2. Step 2: Convert to fraction form
    304,037.40/456,056.10 = 93,739.80/x
  3. Step 3: Cross multiply
    304,037.40x = 456,056.10 × 93,739.80
  4. Step 4: Simplify right side
    304,037.40x = 42,750,607,602.78
  5. Step 5: Solve for x
    x = 42,750,607,602.78/304,037.40
  6. Step 6: Final answer
    x = 140,609.70

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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.