Home / 742,904.00-1,025,211.63-403,372.25

Finding the Fourth Proportional to 742,904.00, 1,025,211.63 and 403,372.25

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Solution

The fourth proportional to 742,904.00, 1,025,211.63 and 403,372.25 is: 556,655.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,904.00 : 1,025,211.63 = 403,372.25 : x
  2. Step 2: Convert to fraction form
    742,904.00/1,025,211.63 = 403,372.25/x
  3. Step 3: Cross multiply
    742,904.00x = 1,025,211.63 × 403,372.25
  4. Step 4: Simplify right side
    742,904.00x = 413,541,927,917.21
  5. Step 5: Solve for x
    x = 413,541,927,917.21/742,904.00
  6. Step 6: Final answer
    x = 556,655.94

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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.