Home / 903,925.36-1,354,210.44-647,228.20

Finding the Fourth Proportional to 903,925.36, 1,354,210.44 and 647,228.20

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Solution

The fourth proportional to 903,925.36, 1,354,210.44 and 647,228.20 is: 969,641.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,925.36 : 1,354,210.44 = 647,228.20 : x
  2. Step 2: Convert to fraction form
    903,925.36/1,354,210.44 = 647,228.20/x
  3. Step 3: Cross multiply
    903,925.36x = 1,354,210.44 × 647,228.20
  4. Step 4: Simplify right side
    903,925.36x = 876,483,185,502.41
  5. Step 5: Solve for x
    x = 876,483,185,502.41/903,925.36
  6. Step 6: Final answer
    x = 969,641.11

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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.