Home / 553,905.24-763,493.76-432,836.16

Finding the Fourth Proportional to 553,905.24, 763,493.76 and 432,836.16

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Solution

The fourth proportional to 553,905.24, 763,493.76 and 432,836.16 is: 596,614.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,905.24 : 763,493.76 = 432,836.16 : x
  2. Step 2: Convert to fraction form
    553,905.24/763,493.76 = 432,836.16/x
  3. Step 3: Cross multiply
    553,905.24x = 763,493.76 × 432,836.16
  4. Step 4: Simplify right side
    553,905.24x = 330,467,707,262.36
  5. Step 5: Solve for x
    x = 330,467,707,262.36/553,905.24
  6. Step 6: Final answer
    x = 596,614.16

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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.