Home / 945,171.71-1,303,955.88-547,088.30

Finding the Fourth Proportional to 945,171.71, 1,303,955.88 and 547,088.30

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Solution

The fourth proportional to 945,171.71, 1,303,955.88 and 547,088.30 is: 754,761.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,171.71 : 1,303,955.88 = 547,088.30 : x
  2. Step 2: Convert to fraction form
    945,171.71/1,303,955.88 = 547,088.30/x
  3. Step 3: Cross multiply
    945,171.71x = 1,303,955.88 × 547,088.30
  4. Step 4: Simplify right side
    945,171.71x = 713,379,005,664.20
  5. Step 5: Solve for x
    x = 713,379,005,664.20/945,171.71
  6. Step 6: Final answer
    x = 754,761.28

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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.