Home / 841,984.32-1,162,270.80-519,824.64

Finding the Fourth Proportional to 841,984.32, 1,162,270.80 and 519,824.64

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Solution

The fourth proportional to 841,984.32, 1,162,270.80 and 519,824.64 is: 717,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,984.32 : 1,162,270.80 = 519,824.64 : x
  2. Step 2: Convert to fraction form
    841,984.32/1,162,270.80 = 519,824.64/x
  3. Step 3: Cross multiply
    841,984.32x = 1,162,270.80 × 519,824.64
  4. Step 4: Simplify right side
    841,984.32x = 604,177,000,192.51
  5. Step 5: Solve for x
    x = 604,177,000,192.51/841,984.32
  6. Step 6: Final answer
    x = 717,563.24

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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.