Home / 968,169.19-1,336,054.47-538,440.07

Finding the Fourth Proportional to 968,169.19, 1,336,054.47 and 538,440.07

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Solution

The fourth proportional to 968,169.19, 1,336,054.47 and 538,440.07 is: 743,036.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,169.19 : 1,336,054.47 = 538,440.07 : x
  2. Step 2: Convert to fraction form
    968,169.19/1,336,054.47 = 538,440.07/x
  3. Step 3: Cross multiply
    968,169.19x = 1,336,054.47 × 538,440.07
  4. Step 4: Simplify right side
    968,169.19x = 719,385,262,350.61
  5. Step 5: Solve for x
    x = 719,385,262,350.61/968,169.19
  6. Step 6: Final answer
    x = 743,036.72

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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.