Home / 984,118.44-1,358,088.30-554,405.34

Finding the Fourth Proportional to 984,118.44, 1,358,088.30 and 554,405.34

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Solution

The fourth proportional to 984,118.44, 1,358,088.30 and 554,405.34 is: 765,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,118.44 : 1,358,088.30 = 554,405.34 : x
  2. Step 2: Convert to fraction form
    984,118.44/1,358,088.30 = 554,405.34/x
  3. Step 3: Cross multiply
    984,118.44x = 1,358,088.30 × 554,405.34
  4. Step 4: Simplify right side
    984,118.44x = 752,931,405,711.52
  5. Step 5: Solve for x
    x = 752,931,405,711.52/984,118.44
  6. Step 6: Final answer
    x = 765,082.10

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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.