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Finding the Fourth Proportional to 476,179.56, 714,088.71 and 156,254.27

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Solution

The fourth proportional to 476,179.56, 714,088.71 and 156,254.27 is: 234,322.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,179.56 : 714,088.71 = 156,254.27 : x
  2. Step 2: Convert to fraction form
    476,179.56/714,088.71 = 156,254.27/x
  3. Step 3: Cross multiply
    476,179.56x = 714,088.71 × 156,254.27
  4. Step 4: Simplify right side
    476,179.56x = 111,579,406,525.85
  5. Step 5: Solve for x
    x = 111,579,406,525.85/476,179.56
  6. Step 6: Final answer
    x = 234,322.13

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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.