Home / 614,806-849,132.12-413,252.08

Finding the Fourth Proportional to 614,806, 849,132.12 and 413,252.08

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Solution

The fourth proportional to 614,806, 849,132.12 and 413,252.08 is: 570,758.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,806 : 849,132.12 = 413,252.08 : x
  2. Step 2: Convert to fraction form
    614,806/849,132.12 = 413,252.08/x
  3. Step 3: Cross multiply
    614,806x = 849,132.12 × 413,252.08
  4. Step 4: Simplify right side
    614,806x = 350,905,614,784.81
  5. Step 5: Solve for x
    x = 350,905,614,784.81/614,806
  6. Step 6: Final answer
    x = 570,758.28

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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.