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Finding the Fourth Proportional to 401,986.62, 602,191.62 and 233,152.20

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Solution

The fourth proportional to 401,986.62, 602,191.62 and 233,152.20 is: 349,271.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,986.62 : 602,191.62 = 233,152.20 : x
  2. Step 2: Convert to fraction form
    401,986.62/602,191.62 = 233,152.20/x
  3. Step 3: Cross multiply
    401,986.62x = 602,191.62 × 233,152.20
  4. Step 4: Simplify right side
    401,986.62x = 140,402,301,024.56
  5. Step 5: Solve for x
    x = 140,402,301,024.56/401,986.62
  6. Step 6: Final answer
    x = 349,271.08

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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.