Home / 837,648.84-1,256,457.06-238,613.88

Finding the Fourth Proportional to 837,648.84, 1,256,457.06 and 238,613.88

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Solution

The fourth proportional to 837,648.84, 1,256,457.06 and 238,613.88 is: 357,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,648.84 : 1,256,457.06 = 238,613.88 : x
  2. Step 2: Convert to fraction form
    837,648.84/1,256,457.06 = 238,613.88/x
  3. Step 3: Cross multiply
    837,648.84x = 1,256,457.06 × 238,613.88
  4. Step 4: Simplify right side
    837,648.84x = 299,808,094,139.99
  5. Step 5: Solve for x
    x = 299,808,094,139.99/837,648.84
  6. Step 6: Final answer
    x = 357,916.21

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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.