Home / 841,690.68-1,161,533.08-459,718.36

Finding the Fourth Proportional to 841,690.68, 1,161,533.08 and 459,718.36

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Solution

The fourth proportional to 841,690.68, 1,161,533.08 and 459,718.36 is: 634,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,690.68 : 1,161,533.08 = 459,718.36 : x
  2. Step 2: Convert to fraction form
    841,690.68/1,161,533.08 = 459,718.36/x
  3. Step 3: Cross multiply
    841,690.68x = 1,161,533.08 × 459,718.36
  4. Step 4: Simplify right side
    841,690.68x = 533,978,082,623.35
  5. Step 5: Solve for x
    x = 533,978,082,623.35/841,690.68
  6. Step 6: Final answer
    x = 634,411.30

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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.