Home / 841,689.16-1,161,531.03-459,716.85

Finding the Fourth Proportional to 841,689.16, 1,161,531.03 and 459,716.85

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Solution

The fourth proportional to 841,689.16, 1,161,531.03 and 459,716.85 is: 634,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,689.16 : 1,161,531.03 = 459,716.85 : x
  2. Step 2: Convert to fraction form
    841,689.16/1,161,531.03 = 459,716.85/x
  3. Step 3: Cross multiply
    841,689.16x = 1,161,531.03 × 459,716.85
  4. Step 4: Simplify right side
    841,689.16x = 533,975,386,288.86
  5. Step 5: Solve for x
    x = 533,975,386,288.86/841,689.16
  6. Step 6: Final answer
    x = 634,409.25

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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.