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Finding the Fourth Proportional to 577,503.87, 866,341.95 and 240,352.56

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Solution

The fourth proportional to 577,503.87, 866,341.95 and 240,352.56 is: 360,564.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,503.87 : 866,341.95 = 240,352.56 : x
  2. Step 2: Convert to fraction form
    577,503.87/866,341.95 = 240,352.56/x
  3. Step 3: Cross multiply
    577,503.87x = 866,341.95 × 240,352.56
  4. Step 4: Simplify right side
    577,503.87x = 208,227,504,316.13
  5. Step 5: Solve for x
    x = 208,227,504,316.13/577,503.87
  6. Step 6: Final answer
    x = 360,564.69

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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.