Home / 293,816.20-440,417.10-160,491.40

Finding the Fourth Proportional to 293,816.20, 440,417.10 and 160,491.40

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Solution

The fourth proportional to 293,816.20, 440,417.10 and 160,491.40 is: 240,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,816.20 : 440,417.10 = 160,491.40 : x
  2. Step 2: Convert to fraction form
    293,816.20/440,417.10 = 160,491.40/x
  3. Step 3: Cross multiply
    293,816.20x = 440,417.10 × 160,491.40
  4. Step 4: Simplify right side
    293,816.20x = 70,683,156,962.94
  5. Step 5: Solve for x
    x = 70,683,156,962.94/293,816.20
  6. Step 6: Final answer
    x = 240,569.30

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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.