Home / 692,110.59-955,135.52-401,700.38

Finding the Fourth Proportional to 692,110.59, 955,135.52 and 401,700.38

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Solution

The fourth proportional to 692,110.59, 955,135.52 and 401,700.38 is: 554,359.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,110.59 : 955,135.52 = 401,700.38 : x
  2. Step 2: Convert to fraction form
    692,110.59/955,135.52 = 401,700.38/x
  3. Step 3: Cross multiply
    692,110.59x = 955,135.52 × 401,700.38
  4. Step 4: Simplify right side
    692,110.59x = 383,678,294,551.32
  5. Step 5: Solve for x
    x = 383,678,294,551.32/692,110.59
  6. Step 6: Final answer
    x = 554,359.81

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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.