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Finding the Fourth Proportional to 586,919.36, 880,712.21 and 249,924.87

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Solution

The fourth proportional to 586,919.36, 880,712.21 and 249,924.87 is: 375,029.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,919.36 : 880,712.21 = 249,924.87 : x
  2. Step 2: Convert to fraction form
    586,919.36/880,712.21 = 249,924.87/x
  3. Step 3: Cross multiply
    586,919.36x = 880,712.21 × 249,924.87
  4. Step 4: Simplify right side
    586,919.36x = 220,111,884,591.66
  5. Step 5: Solve for x
    x = 220,111,884,591.66/586,919.36
  6. Step 6: Final answer
    x = 375,029.18

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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.