Home / 775,325.54-1,162,988.40-242,888.10

Finding the Fourth Proportional to 775,325.54, 1,162,988.40 and 242,888.10

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Solution

The fourth proportional to 775,325.54, 1,162,988.40 and 242,888.10 is: 364,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,325.54 : 1,162,988.40 = 242,888.10 : x
  2. Step 2: Convert to fraction form
    775,325.54/1,162,988.40 = 242,888.10/x
  3. Step 3: Cross multiply
    775,325.54x = 1,162,988.40 × 242,888.10
  4. Step 4: Simplify right side
    775,325.54x = 282,476,042,798.04
  5. Step 5: Solve for x
    x = 282,476,042,798.04/775,325.54
  6. Step 6: Final answer
    x = 364,332.18

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Double scale
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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.