Home / 534,140.86-736,996.54-316,241.34

Finding the Fourth Proportional to 534,140.86, 736,996.54 and 316,241.34

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Solution

The fourth proportional to 534,140.86, 736,996.54 and 316,241.34 is: 436,343.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,140.86 : 736,996.54 = 316,241.34 : x
  2. Step 2: Convert to fraction form
    534,140.86/736,996.54 = 316,241.34/x
  3. Step 3: Cross multiply
    534,140.86x = 736,996.54 × 316,241.34
  4. Step 4: Simplify right side
    534,140.86x = 233,068,773,384.96
  5. Step 5: Solve for x
    x = 233,068,773,384.96/534,140.86
  6. Step 6: Final answer
    x = 436,343.28

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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.