Home / 938,256.89-1,294,914.42-524,816.64

Finding the Fourth Proportional to 938,256.89, 1,294,914.42 and 524,816.64

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Solution

The fourth proportional to 938,256.89, 1,294,914.42 and 524,816.64 is: 724,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,256.89 : 1,294,914.42 = 524,816.64 : x
  2. Step 2: Convert to fraction form
    938,256.89/1,294,914.42 = 524,816.64/x
  3. Step 3: Cross multiply
    938,256.89x = 1,294,914.42 × 524,816.64
  4. Step 4: Simplify right side
    938,256.89x = 679,592,633,679.91
  5. Step 5: Solve for x
    x = 679,592,633,679.91/938,256.89
  6. Step 6: Final answer
    x = 724,314.04

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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.