Home / 699,358.02-1,045,055.82-525,113.82

Finding the Fourth Proportional to 699,358.02, 1,045,055.82 and 525,113.82

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Solution

The fourth proportional to 699,358.02, 1,045,055.82 and 525,113.82 is: 784,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,358.02 : 1,045,055.82 = 525,113.82 : x
  2. Step 2: Convert to fraction form
    699,358.02/1,045,055.82 = 525,113.82/x
  3. Step 3: Cross multiply
    699,358.02x = 1,045,055.82 × 525,113.82
  4. Step 4: Simplify right side
    699,358.02x = 548,773,253,753.43
  5. Step 5: Solve for x
    x = 548,773,253,753.43/699,358.02
  6. Step 6: Final answer
    x = 784,681.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.