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Finding the Fourth Proportional to 233,653.60, 350,710.80 and 115,458.40

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Solution

The fourth proportional to 233,653.60, 350,710.80 and 115,458.40 is: 173,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,653.60 : 350,710.80 = 115,458.40 : x
  2. Step 2: Convert to fraction form
    233,653.60/350,710.80 = 115,458.40/x
  3. Step 3: Cross multiply
    233,653.60x = 350,710.80 × 115,458.40
  4. Step 4: Simplify right side
    233,653.60x = 40,492,507,830.72
  5. Step 5: Solve for x
    x = 40,492,507,830.72/233,653.60
  6. Step 6: Final answer
    x = 173,301.45

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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.