Home / 648,423.46-895,014.41-376,613.54

Finding the Fourth Proportional to 648,423.46, 895,014.41 and 376,613.54

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Solution

The fourth proportional to 648,423.46, 895,014.41 and 376,613.54 is: 519,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,423.46 : 895,014.41 = 376,613.54 : x
  2. Step 2: Convert to fraction form
    648,423.46/895,014.41 = 376,613.54/x
  3. Step 3: Cross multiply
    648,423.46x = 895,014.41 × 376,613.54
  4. Step 4: Simplify right side
    648,423.46x = 337,074,545,301.11
  5. Step 5: Solve for x
    x = 337,074,545,301.11/648,423.46
  6. Step 6: Final answer
    x = 519,837.06

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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.