Home / 938,256.64-1,294,914.08-524,816.39

Finding the Fourth Proportional to 938,256.64, 1,294,914.08 and 524,816.39

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Solution

The fourth proportional to 938,256.64, 1,294,914.08 and 524,816.39 is: 724,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,256.64 : 1,294,914.08 = 524,816.39 : x
  2. Step 2: Convert to fraction form
    938,256.64/1,294,914.08 = 524,816.39/x
  3. Step 3: Cross multiply
    938,256.64x = 1,294,914.08 × 524,816.39
  4. Step 4: Simplify right side
    938,256.64x = 679,592,133,438.97
  5. Step 5: Solve for x
    x = 679,592,133,438.97/938,256.64
  6. Step 6: Final answer
    x = 724,313.70

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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.