Home / 853,745.99-1,178,186.34-466,585.38

Finding the Fourth Proportional to 853,745.99, 1,178,186.34 and 466,585.38

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Solution

The fourth proportional to 853,745.99, 1,178,186.34 and 466,585.38 is: 643,897.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,745.99 : 1,178,186.34 = 466,585.38 : x
  2. Step 2: Convert to fraction form
    853,745.99/1,178,186.34 = 466,585.38/x
  3. Step 3: Cross multiply
    853,745.99x = 1,178,186.34 × 466,585.38
  4. Step 4: Simplify right side
    853,745.99x = 549,724,521,159.71
  5. Step 5: Solve for x
    x = 549,724,521,159.71/853,745.99
  6. Step 6: Final answer
    x = 643,897.05

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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.