Home / 495,004.20-742,506.30-295,549.80

Finding the Fourth Proportional to 495,004.20, 742,506.30 and 295,549.80

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Solution

The fourth proportional to 495,004.20, 742,506.30 and 295,549.80 is: 443,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,004.20 : 742,506.30 = 295,549.80 : x
  2. Step 2: Convert to fraction form
    495,004.20/742,506.30 = 295,549.80/x
  3. Step 3: Cross multiply
    495,004.20x = 742,506.30 × 295,549.80
  4. Step 4: Simplify right side
    495,004.20x = 219,447,588,463.74
  5. Step 5: Solve for x
    x = 219,447,588,463.74/495,004.20
  6. Step 6: Final answer
    x = 443,324.70

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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.