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Finding the Fourth Proportional to 586,582.80, 880,943.40 and 513,099.60

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Solution

The fourth proportional to 586,582.80, 880,943.40 and 513,099.60 is: 770,584.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,582.80 : 880,943.40 = 513,099.60 : x
  2. Step 2: Convert to fraction form
    586,582.80/880,943.40 = 513,099.60/x
  3. Step 3: Cross multiply
    586,582.80x = 880,943.40 × 513,099.60
  4. Step 4: Simplify right side
    586,582.80x = 452,011,706,162.64
  5. Step 5: Solve for x
    x = 452,011,706,162.64/586,582.80
  6. Step 6: Final answer
    x = 770,584.66

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1.5x scale

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.