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Finding the Fourth Proportional to 240,317.60, 360,476.40 and 115,901.60

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Solution

The fourth proportional to 240,317.60, 360,476.40 and 115,901.60 is: 173,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,317.60 : 360,476.40 = 115,901.60 : x
  2. Step 2: Convert to fraction form
    240,317.60/360,476.40 = 115,901.60/x
  3. Step 3: Cross multiply
    240,317.60x = 360,476.40 × 115,901.60
  4. Step 4: Simplify right side
    240,317.60x = 41,779,791,522.24
  5. Step 5: Solve for x
    x = 41,779,791,522.24/240,317.60
  6. Step 6: Final answer
    x = 173,852.40

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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.