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Finding the Fourth Proportional to 234,235.40, 323,164.89 and 152,526.24

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Solution

The fourth proportional to 234,235.40, 323,164.89 and 152,526.24 is: 210,434.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,235.40 : 323,164.89 = 152,526.24 : x
  2. Step 2: Convert to fraction form
    234,235.40/323,164.89 = 152,526.24/x
  3. Step 3: Cross multiply
    234,235.40x = 323,164.89 × 152,526.24
  4. Step 4: Simplify right side
    234,235.40x = 49,291,125,571.71
  5. Step 5: Solve for x
    x = 49,291,125,571.71/234,235.40
  6. Step 6: Final answer
    x = 210,434.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.