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Finding the Fourth Proportional to 360,030.60, 539,916.30 and 182,478.60

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Solution

The fourth proportional to 360,030.60, 539,916.30 and 182,478.60 is: 273,652.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,030.60 : 539,916.30 = 182,478.60 : x
  2. Step 2: Convert to fraction form
    360,030.60/539,916.30 = 182,478.60/x
  3. Step 3: Cross multiply
    360,030.60x = 539,916.30 × 182,478.60
  4. Step 4: Simplify right side
    360,030.60x = 98,523,170,541.18
  5. Step 5: Solve for x
    x = 98,523,170,541.18/360,030.60
  6. Step 6: Final answer
    x = 273,652.21

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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.