Home / 940,774.50-1,298,807.06-619,417.94

Finding the Fourth Proportional to 940,774.50, 1,298,807.06 and 619,417.94

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Solution

The fourth proportional to 940,774.50, 1,298,807.06 and 619,417.94 is: 855,151.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,774.50 : 1,298,807.06 = 619,417.94 : x
  2. Step 2: Convert to fraction form
    940,774.50/1,298,807.06 = 619,417.94/x
  3. Step 3: Cross multiply
    940,774.50x = 1,298,807.06 × 619,417.94
  4. Step 4: Simplify right side
    940,774.50x = 804,504,383,971.53
  5. Step 5: Solve for x
    x = 804,504,383,971.53/940,774.50
  6. Step 6: Final answer
    x = 855,151.14

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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.