Home / 302,520.12-417,461.52-166,527.60

Finding the Fourth Proportional to 302,520.12, 417,461.52 and 166,527.60

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Solution

The fourth proportional to 302,520.12, 417,461.52 and 166,527.60 is: 229,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,520.12 : 417,461.52 = 166,527.60 : x
  2. Step 2: Convert to fraction form
    302,520.12/417,461.52 = 166,527.60/x
  3. Step 3: Cross multiply
    302,520.12x = 417,461.52 × 166,527.60
  4. Step 4: Simplify right side
    302,520.12x = 69,518,865,017.95
  5. Step 5: Solve for x
    x = 69,518,865,017.95/302,520.12
  6. Step 6: Final answer
    x = 229,799.15

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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.