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Finding the Fourth Proportional to 553,292.92, 830,051.25 and 233,445.57

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Solution

The fourth proportional to 553,292.92, 830,051.25 and 233,445.57 is: 350,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,292.92 : 830,051.25 = 233,445.57 : x
  2. Step 2: Convert to fraction form
    553,292.92/830,051.25 = 233,445.57/x
  3. Step 3: Cross multiply
    553,292.92x = 830,051.25 × 233,445.57
  4. Step 4: Simplify right side
    553,292.92x = 193,771,787,185.46
  5. Step 5: Solve for x
    x = 193,771,787,185.46/553,292.92
  6. Step 6: Final answer
    x = 350,215.56

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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.