Home / 852,461.46-1,176,394.38-470,485.50

Finding the Fourth Proportional to 852,461.46, 1,176,394.38 and 470,485.50

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Solution

The fourth proportional to 852,461.46, 1,176,394.38 and 470,485.50 is: 649,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,461.46 : 1,176,394.38 = 470,485.50 : x
  2. Step 2: Convert to fraction form
    852,461.46/1,176,394.38 = 470,485.50/x
  3. Step 3: Cross multiply
    852,461.46x = 1,176,394.38 × 470,485.50
  4. Step 4: Simplify right side
    852,461.46x = 553,476,498,071.49
  5. Step 5: Solve for x
    x = 553,476,498,071.49/852,461.46
  6. Step 6: Final answer
    x = 649,268.65

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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.