Home / 947,068.73-1,306,983.58-517,376.54

Finding the Fourth Proportional to 947,068.73, 1,306,983.58 and 517,376.54

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Solution

The fourth proportional to 947,068.73, 1,306,983.58 and 517,376.54 is: 713,995.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,068.73 : 1,306,983.58 = 517,376.54 : x
  2. Step 2: Convert to fraction form
    947,068.73/1,306,983.58 = 517,376.54/x
  3. Step 3: Cross multiply
    947,068.73x = 1,306,983.58 × 517,376.54
  4. Step 4: Simplify right side
    947,068.73x = 676,202,642,457.21
  5. Step 5: Solve for x
    x = 676,202,642,457.21/947,068.73
  6. Step 6: Final answer
    x = 713,995.32

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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.