Home / 929,598.98-1,282,872.04-521,726.12

Finding the Fourth Proportional to 929,598.98, 1,282,872.04 and 521,726.12

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Solution

The fourth proportional to 929,598.98, 1,282,872.04 and 521,726.12 is: 719,996.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,598.98 : 1,282,872.04 = 521,726.12 : x
  2. Step 2: Convert to fraction form
    929,598.98/1,282,872.04 = 521,726.12/x
  3. Step 3: Cross multiply
    929,598.98x = 1,282,872.04 × 521,726.12
  4. Step 4: Simplify right side
    929,598.98x = 669,307,851,885.69
  5. Step 5: Solve for x
    x = 669,307,851,885.69/929,598.98
  6. Step 6: Final answer
    x = 719,996.33

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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.