Home / 286,795.40-430,250.58-160,615.16

Finding the Fourth Proportional to 286,795.40, 430,250.58 and 160,615.16

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Solution

The fourth proportional to 286,795.40, 430,250.58 and 160,615.16 is: 240,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,795.40 : 430,250.58 = 160,615.16 : x
  2. Step 2: Convert to fraction form
    286,795.40/430,250.58 = 160,615.16/x
  3. Step 3: Cross multiply
    286,795.40x = 430,250.58 × 160,615.16
  4. Step 4: Simplify right side
    286,795.40x = 69,104,765,746.79
  5. Step 5: Solve for x
    x = 69,104,765,746.79/286,795.40
  6. Step 6: Final answer
    x = 240,954.93

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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.