Home / 294,765.12-406,715.04-173,900.16

Finding the Fourth Proportional to 294,765.12, 406,715.04 and 173,900.16

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Solution

The fourth proportional to 294,765.12, 406,715.04 and 173,900.16 is: 239,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,765.12 : 406,715.04 = 173,900.16 : x
  2. Step 2: Convert to fraction form
    294,765.12/406,715.04 = 173,900.16/x
  3. Step 3: Cross multiply
    294,765.12x = 406,715.04 × 173,900.16
  4. Step 4: Simplify right side
    294,765.12x = 70,727,810,530.41
  5. Step 5: Solve for x
    x = 70,727,810,530.41/294,765.12
  6. Step 6: Final answer
    x = 239,946.34

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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.