Home / 288,544.12-434,785.71-237,105.88

Finding the Fourth Proportional to 288,544.12, 434,785.71 and 237,105.88

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Solution

The fourth proportional to 288,544.12, 434,785.71 and 237,105.88 is: 357,277.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,544.12 : 434,785.71 = 237,105.88 : x
  2. Step 2: Convert to fraction form
    288,544.12/434,785.71 = 237,105.88/x
  3. Step 3: Cross multiply
    288,544.12x = 434,785.71 × 237,105.88
  4. Step 4: Simplify right side
    288,544.12x = 103,090,249,171.56
  5. Step 5: Solve for x
    x = 103,090,249,171.56/288,544.12
  6. Step 6: Final answer
    x = 357,277.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.