Home / 437,938.11-604,355.00-256,613.94

Finding the Fourth Proportional to 437,938.11, 604,355.00 and 256,613.94

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Solution

The fourth proportional to 437,938.11, 604,355.00 and 256,613.94 is: 354,127.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,938.11 : 604,355.00 = 256,613.94 : x
  2. Step 2: Convert to fraction form
    437,938.11/604,355.00 = 256,613.94/x
  3. Step 3: Cross multiply
    437,938.11x = 604,355.00 × 256,613.94
  4. Step 4: Simplify right side
    437,938.11x = 155,085,916,425.63
  5. Step 5: Solve for x
    x = 155,085,916,425.63/437,938.11
  6. Step 6: Final answer
    x = 354,127.47

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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.