Home / 497,910.24-687,113.01-283,050.27

Finding the Fourth Proportional to 497,910.24, 687,113.01 and 283,050.27

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Solution

The fourth proportional to 497,910.24, 687,113.01 and 283,050.27 is: 390,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,910.24 : 687,113.01 = 283,050.27 : x
  2. Step 2: Convert to fraction form
    497,910.24/687,113.01 = 283,050.27/x
  3. Step 3: Cross multiply
    497,910.24x = 687,113.01 × 283,050.27
  4. Step 4: Simplify right side
    497,910.24x = 194,487,523,001.01
  5. Step 5: Solve for x
    x = 194,487,523,001.01/497,910.24
  6. Step 6: Final answer
    x = 390,607.60

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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.