Home / 428,864.04-590,094.18-352,100.34

Finding the Fourth Proportional to 428,864.04, 590,094.18 and 352,100.34

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Solution

The fourth proportional to 428,864.04, 590,094.18 and 352,100.34 is: 484,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,864.04 : 590,094.18 = 352,100.34 : x
  2. Step 2: Convert to fraction form
    428,864.04/590,094.18 = 352,100.34/x
  3. Step 3: Cross multiply
    428,864.04x = 590,094.18 × 352,100.34
  4. Step 4: Simplify right side
    428,864.04x = 207,772,361,410.02
  5. Step 5: Solve for x
    x = 207,772,361,410.02/428,864.04
  6. Step 6: Final answer
    x = 484,471.40

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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.