Home / 841,699.14-1,161,544.74-459,726.78

Finding the Fourth Proportional to 841,699.14, 1,161,544.74 and 459,726.78

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Solution

The fourth proportional to 841,699.14, 1,161,544.74 and 459,726.78 is: 634,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,699.14 : 1,161,544.74 = 459,726.78 : x
  2. Step 2: Convert to fraction form
    841,699.14/1,161,544.74 = 459,726.78/x
  3. Step 3: Cross multiply
    841,699.14x = 1,161,544.74 × 459,726.78
  4. Step 4: Simplify right side
    841,699.14x = 533,993,223,146.14
  5. Step 5: Solve for x
    x = 533,993,223,146.14/841,699.14
  6. Step 6: Final answer
    x = 634,422.92

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1.5x scale

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.