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Finding the Fourth Proportional to 186,975.30, 280,464.55 and 62,316.30

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Solution

The fourth proportional to 186,975.30, 280,464.55 and 62,316.30 is: 93,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,975.30 : 280,464.55 = 62,316.30 : x
  2. Step 2: Convert to fraction form
    186,975.30/280,464.55 = 62,316.30/x
  3. Step 3: Cross multiply
    186,975.30x = 280,464.55 × 62,316.30
  4. Step 4: Simplify right side
    186,975.30x = 17,477,513,037.17
  5. Step 5: Solve for x
    x = 17,477,513,037.17/186,975.30
  6. Step 6: Final answer
    x = 93,474.98

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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.