Home / 852,501.05-1,176,367.69-470,503.23

Finding the Fourth Proportional to 852,501.05, 1,176,367.69 and 470,503.23

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Solution

The fourth proportional to 852,501.05, 1,176,367.69 and 470,503.23 is: 649,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,501.05 : 1,176,367.69 = 470,503.23 : x
  2. Step 2: Convert to fraction form
    852,501.05/1,176,367.69 = 470,503.23/x
  3. Step 3: Cross multiply
    852,501.05x = 1,176,367.69 × 470,503.23
  4. Step 4: Simplify right side
    852,501.05x = 553,484,797,812.64
  5. Step 5: Solve for x
    x = 553,484,797,812.64/852,501.05
  6. Step 6: Final answer
    x = 649,248.23

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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.