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Finding the Fourth Proportional to 691,770.18, 954,279.75 and 562,852.80

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Solution

The fourth proportional to 691,770.18, 954,279.75 and 562,852.80 is: 776,441.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,770.18 : 954,279.75 = 562,852.80 : x
  2. Step 2: Convert to fraction form
    691,770.18/954,279.75 = 562,852.80/x
  3. Step 3: Cross multiply
    691,770.18x = 954,279.75 × 562,852.80
  4. Step 4: Simplify right side
    691,770.18x = 537,119,029,270.80
  5. Step 5: Solve for x
    x = 537,119,029,270.80/691,770.18
  6. Step 6: Final answer
    x = 776,441.43

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1.5x scale

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.