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Finding the Fourth Proportional to 186,903.60, 280,355.40 and 183,623.10

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Solution

The fourth proportional to 186,903.60, 280,355.40 and 183,623.10 is: 275,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,903.60 : 280,355.40 = 183,623.10 : x
  2. Step 2: Convert to fraction form
    186,903.60/280,355.40 = 183,623.10/x
  3. Step 3: Cross multiply
    186,903.60x = 280,355.40 × 183,623.10
  4. Step 4: Simplify right side
    186,903.60x = 51,479,727,649.74
  5. Step 5: Solve for x
    x = 51,479,727,649.74/186,903.60
  6. Step 6: Final answer
    x = 275,434.65

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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.