Home / 857,935.44-1,184,055.90-495,358.69

Finding the Fourth Proportional to 857,935.44, 1,184,055.90 and 495,358.69

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Solution

The fourth proportional to 857,935.44, 1,184,055.90 and 495,358.69 is: 683,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,935.44 : 1,184,055.90 = 495,358.69 : x
  2. Step 2: Convert to fraction form
    857,935.44/1,184,055.90 = 495,358.69/x
  3. Step 3: Cross multiply
    857,935.44x = 1,184,055.90 × 495,358.69
  4. Step 4: Simplify right side
    857,935.44x = 586,532,379,510.77
  5. Step 5: Solve for x
    x = 586,532,379,510.77/857,935.44
  6. Step 6: Final answer
    x = 683,655.61

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Double scale
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1.5x scale

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.