Home / 495,090.40-742,927.20-327,096.40

Finding the Fourth Proportional to 495,090.40, 742,927.20 and 327,096.40

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Solution

The fourth proportional to 495,090.40, 742,927.20 and 327,096.40 is: 490,837.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,090.40 : 742,927.20 = 327,096.40 : x
  2. Step 2: Convert to fraction form
    495,090.40/742,927.20 = 327,096.40/x
  3. Step 3: Cross multiply
    495,090.40x = 742,927.20 × 327,096.40
  4. Step 4: Simplify right side
    495,090.40x = 243,008,812,582.08
  5. Step 5: Solve for x
    x = 243,008,812,582.08/495,090.40
  6. Step 6: Final answer
    x = 490,837.25

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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.