Home / 983,224.08-1,356,978.56-553,587.93

Finding the Fourth Proportional to 983,224.08, 1,356,978.56 and 553,587.93

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Solution

The fourth proportional to 983,224.08, 1,356,978.56 and 553,587.93 is: 764,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,224.08 : 1,356,978.56 = 553,587.93 : x
  2. Step 2: Convert to fraction form
    983,224.08/1,356,978.56 = 553,587.93/x
  3. Step 3: Cross multiply
    983,224.08x = 1,356,978.56 × 553,587.93
  4. Step 4: Simplify right side
    983,224.08x = 751,206,949,316.84
  5. Step 5: Solve for x
    x = 751,206,949,316.84/983,224.08
  6. Step 6: Final answer
    x = 764,024.16

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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.