Home / 852,497.80-1,176,363.20-470,499.98

Finding the Fourth Proportional to 852,497.80, 1,176,363.20 and 470,499.98

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Solution

The fourth proportional to 852,497.80, 1,176,363.20 and 470,499.98 is: 649,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,497.80 : 1,176,363.20 = 470,499.98 : x
  2. Step 2: Convert to fraction form
    852,497.80/1,176,363.20 = 470,499.98/x
  3. Step 3: Cross multiply
    852,497.80x = 1,176,363.20 × 470,499.98
  4. Step 4: Simplify right side
    852,497.80x = 553,478,857,367.17
  5. Step 5: Solve for x
    x = 553,478,857,367.17/852,497.80
  6. Step 6: Final answer
    x = 649,243.74

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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.