Home / 654,986.24-903,880.78-364,591.51

Finding the Fourth Proportional to 654,986.24, 903,880.78 and 364,591.51

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Solution

The fourth proportional to 654,986.24, 903,880.78 and 364,591.51 is: 503,136.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,986.24 : 903,880.78 = 364,591.51 : x
  2. Step 2: Convert to fraction form
    654,986.24/903,880.78 = 364,591.51/x
  3. Step 3: Cross multiply
    654,986.24x = 903,880.78 × 364,591.51
  4. Step 4: Simplify right side
    654,986.24x = 329,547,258,440.18
  5. Step 5: Solve for x
    x = 329,547,258,440.18/654,986.24
  6. Step 6: Final answer
    x = 503,136.16

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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.