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Finding the Fourth Proportional to 586,994.28, 880,886.07 and 207,913.74

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Solution

The fourth proportional to 586,994.28, 880,886.07 and 207,913.74 is: 312,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,994.28 : 880,886.07 = 207,913.74 : x
  2. Step 2: Convert to fraction form
    586,994.28/880,886.07 = 207,913.74/x
  3. Step 3: Cross multiply
    586,994.28x = 880,886.07 × 207,913.74
  4. Step 4: Simplify right side
    586,994.28x = 183,148,317,327.60
  5. Step 5: Solve for x
    x = 183,148,317,327.60/586,994.28
  6. Step 6: Final answer
    x = 312,010.40

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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.