Home / 617,328.06-930,619.08-576,178.29

Finding the Fourth Proportional to 617,328.06, 930,619.08 and 576,178.29

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Solution

The fourth proportional to 617,328.06, 930,619.08 and 576,178.29 is: 868,586.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,328.06 : 930,619.08 = 576,178.29 : x
  2. Step 2: Convert to fraction form
    617,328.06/930,619.08 = 576,178.29/x
  3. Step 3: Cross multiply
    617,328.06x = 930,619.08 × 576,178.29
  4. Step 4: Simplify right side
    617,328.06x = 536,202,510,155.77
  5. Step 5: Solve for x
    x = 536,202,510,155.77/617,328.06
  6. Step 6: Final answer
    x = 868,586.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.