Home / 684,180.12-944,011.61-408,484.26

Finding the Fourth Proportional to 684,180.12, 944,011.61 and 408,484.26

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Solution

The fourth proportional to 684,180.12, 944,011.61 and 408,484.26 is: 563,614.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,180.12 : 944,011.61 = 408,484.26 : x
  2. Step 2: Convert to fraction form
    684,180.12/944,011.61 = 408,484.26/x
  3. Step 3: Cross multiply
    684,180.12x = 944,011.61 × 408,484.26
  4. Step 4: Simplify right side
    684,180.12x = 385,613,880,243.41
  5. Step 5: Solve for x
    x = 385,613,880,243.41/684,180.12
  6. Step 6: Final answer
    x = 563,614.57

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Double scale
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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.