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Finding the Fourth Proportional to 233,152.60, 349,728.90 and 207,783.40

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Solution

The fourth proportional to 233,152.60, 349,728.90 and 207,783.40 is: 311,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,152.60 : 349,728.90 = 207,783.40 : x
  2. Step 2: Convert to fraction form
    233,152.60/349,728.90 = 207,783.40/x
  3. Step 3: Cross multiply
    233,152.60x = 349,728.90 × 207,783.40
  4. Step 4: Simplify right side
    233,152.60x = 72,667,859,920.26
  5. Step 5: Solve for x
    x = 72,667,859,920.26/233,152.60
  6. Step 6: Final answer
    x = 311,675.10

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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.