Home / 369,888.28-554,788.98-103,670.24

Finding the Fourth Proportional to 369,888.28, 554,788.98 and 103,670.24

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Solution

The fourth proportional to 369,888.28, 554,788.98 and 103,670.24 is: 155,493.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,888.28 : 554,788.98 = 103,670.24 : x
  2. Step 2: Convert to fraction form
    369,888.28/554,788.98 = 103,670.24/x
  3. Step 3: Cross multiply
    369,888.28x = 554,788.98 × 103,670.24
  4. Step 4: Simplify right side
    369,888.28x = 57,515,103,932.01
  5. Step 5: Solve for x
    x = 57,515,103,932.01/369,888.28
  6. Step 6: Final answer
    x = 155,493.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.