Home / 947,232.36-1,307,199.47-517,539.11

Finding the Fourth Proportional to 947,232.36, 1,307,199.47 and 517,539.11

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Solution

The fourth proportional to 947,232.36, 1,307,199.47 and 517,539.11 is: 714,214.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,232.36 : 1,307,199.47 = 517,539.11 : x
  2. Step 2: Convert to fraction form
    947,232.36/1,307,199.47 = 517,539.11/x
  3. Step 3: Cross multiply
    947,232.36x = 1,307,199.47 × 517,539.11
  4. Step 4: Simplify right side
    947,232.36x = 676,526,841,172.58
  5. Step 5: Solve for x
    x = 676,526,841,172.58/947,232.36
  6. Step 6: Final answer
    x = 714,214.24

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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.