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Finding the Fourth Proportional to 401,573.36, 602,167.80 and 233,140.22

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Solution

The fourth proportional to 401,573.36, 602,167.80 and 233,140.22 is: 349,598.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,573.36 : 602,167.80 = 233,140.22 : x
  2. Step 2: Convert to fraction form
    401,573.36/602,167.80 = 233,140.22/x
  3. Step 3: Cross multiply
    401,573.36x = 602,167.80 × 233,140.22
  4. Step 4: Simplify right side
    401,573.36x = 140,389,533,368.92
  5. Step 5: Solve for x
    x = 140,389,533,368.92/401,573.36
  6. Step 6: Final answer
    x = 349,598.72

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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.