Home / 662,001.17-913,534.70-375,515.11

Finding the Fourth Proportional to 662,001.17, 913,534.70 and 375,515.11

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Solution

The fourth proportional to 662,001.17, 913,534.70 and 375,515.11 is: 518,195.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,001.17 : 913,534.70 = 375,515.11 : x
  2. Step 2: Convert to fraction form
    662,001.17/913,534.70 = 375,515.11/x
  3. Step 3: Cross multiply
    662,001.17x = 913,534.70 × 375,515.11
  4. Step 4: Simplify right side
    662,001.17x = 343,046,076,914.07
  5. Step 5: Solve for x
    x = 343,046,076,914.07/662,001.17
  6. Step 6: Final answer
    x = 518,195.57

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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.