Home / 428,038.16-590,698.85-246,746.79

Finding the Fourth Proportional to 428,038.16, 590,698.85 and 246,746.79

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Solution

The fourth proportional to 428,038.16, 590,698.85 and 246,746.79 is: 340,514.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,038.16 : 590,698.85 = 246,746.79 : x
  2. Step 2: Convert to fraction form
    428,038.16/590,698.85 = 246,746.79/x
  3. Step 3: Cross multiply
    428,038.16x = 590,698.85 × 246,746.79
  4. Step 4: Simplify right side
    428,038.16x = 145,753,043,860.46
  5. Step 5: Solve for x
    x = 145,753,043,860.46/428,038.16
  6. Step 6: Final answer
    x = 340,514.14

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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.