Home / 556,790.04-768,372.24-302,141.20

Finding the Fourth Proportional to 556,790.04, 768,372.24 and 302,141.20

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Solution

The fourth proportional to 556,790.04, 768,372.24 and 302,141.20 is: 416,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,790.04 : 768,372.24 = 302,141.20 : x
  2. Step 2: Convert to fraction form
    556,790.04/768,372.24 = 302,141.20/x
  3. Step 3: Cross multiply
    556,790.04x = 768,372.24 × 302,141.20
  4. Step 4: Simplify right side
    556,790.04x = 232,156,910,640.29
  5. Step 5: Solve for x
    x = 232,156,910,640.29/556,790.04
  6. Step 6: Final answer
    x = 416,955.93

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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.