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Finding the Fourth Proportional to 333,856.42, 501,284.90 and 289,016.10

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Solution

The fourth proportional to 333,856.42, 501,284.90 and 289,016.10 is: 433,957.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,856.42 : 501,284.90 = 289,016.10 : x
  2. Step 2: Convert to fraction form
    333,856.42/501,284.90 = 289,016.10/x
  3. Step 3: Cross multiply
    333,856.42x = 501,284.90 × 289,016.10
  4. Step 4: Simplify right side
    333,856.42x = 144,879,407,509.43
  5. Step 5: Solve for x
    x = 144,879,407,509.43/333,856.42
  6. Step 6: Final answer
    x = 433,957.23

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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.