Home / 853,727.04-1,178,151.48-471,760.20

Finding the Fourth Proportional to 853,727.04, 1,178,151.48 and 471,760.20

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Solution

The fourth proportional to 853,727.04, 1,178,151.48 and 471,760.20 is: 651,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,727.04 : 1,178,151.48 = 471,760.20 : x
  2. Step 2: Convert to fraction form
    853,727.04/1,178,151.48 = 471,760.20/x
  3. Step 3: Cross multiply
    853,727.04x = 1,178,151.48 × 471,760.20
  4. Step 4: Simplify right side
    853,727.04x = 555,804,977,835.10
  5. Step 5: Solve for x
    x = 555,804,977,835.10/853,727.04
  6. Step 6: Final answer
    x = 651,033.59

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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.