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Finding the Fourth Proportional to 532,756.48, 798,870.48 and 195,783.52

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Solution

The fourth proportional to 532,756.48, 798,870.48 and 195,783.52 is: 293,578.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,756.48 : 798,870.48 = 195,783.52 : x
  2. Step 2: Convert to fraction form
    532,756.48/798,870.48 = 195,783.52/x
  3. Step 3: Cross multiply
    532,756.48x = 798,870.48 × 195,783.52
  4. Step 4: Simplify right side
    532,756.48x = 156,405,674,598.49
  5. Step 5: Solve for x
    x = 156,405,674,598.49/532,756.48
  6. Step 6: Final answer
    x = 293,578.17

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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.