Home / 624,821.13-862,257.26-338,341.24

Finding the Fourth Proportional to 624,821.13, 862,257.26 and 338,341.24

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Solution

The fourth proportional to 624,821.13, 862,257.26 and 338,341.24 is: 466,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,821.13 : 862,257.26 = 338,341.24 : x
  2. Step 2: Convert to fraction form
    624,821.13/862,257.26 = 338,341.24/x
  3. Step 3: Cross multiply
    624,821.13x = 862,257.26 × 338,341.24
  4. Step 4: Simplify right side
    624,821.13x = 291,737,190,547.40
  5. Step 5: Solve for x
    x = 291,737,190,547.40/624,821.13
  6. Step 6: Final answer
    x = 466,913.13

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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.