Home / 817,269.53-1,127,192.91-530,881.88

Finding the Fourth Proportional to 817,269.53, 1,127,192.91 and 530,881.88

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Solution

The fourth proportional to 817,269.53, 1,127,192.91 and 530,881.88 is: 732,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,269.53 : 1,127,192.91 = 530,881.88 : x
  2. Step 2: Convert to fraction form
    817,269.53/1,127,192.91 = 530,881.88/x
  3. Step 3: Cross multiply
    817,269.53x = 1,127,192.91 × 530,881.88
  4. Step 4: Simplify right side
    817,269.53x = 598,406,291,183.47
  5. Step 5: Solve for x
    x = 598,406,291,183.47/817,269.53
  6. Step 6: Final answer
    x = 732,201.89

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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.