Home / 763,192.32-1,053,152.64-423,633.84

Finding the Fourth Proportional to 763,192.32, 1,053,152.64 and 423,633.84

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Solution

The fourth proportional to 763,192.32, 1,053,152.64 and 423,633.84 is: 584,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,192.32 : 1,053,152.64 = 423,633.84 : x
  2. Step 2: Convert to fraction form
    763,192.32/1,053,152.64 = 423,633.84/x
  3. Step 3: Cross multiply
    763,192.32x = 1,053,152.64 × 423,633.84
  4. Step 4: Simplify right side
    763,192.32x = 446,151,096,989.34
  5. Step 5: Solve for x
    x = 446,151,096,989.34/763,192.32
  6. Step 6: Final answer
    x = 584,585.41

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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.