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Finding the Fourth Proportional to 586,987, 880,606.80 and 182,171.20

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Solution

The fourth proportional to 586,987, 880,606.80 and 182,171.20 is: 273,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,987 : 880,606.80 = 182,171.20 : x
  2. Step 2: Convert to fraction form
    586,987/880,606.80 = 182,171.20/x
  3. Step 3: Cross multiply
    586,987x = 880,606.80 × 182,171.20
  4. Step 4: Simplify right side
    586,987x = 160,421,197,484.16
  5. Step 5: Solve for x
    x = 160,421,197,484.16/586,987
  6. Step 6: Final answer
    x = 273,296.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.