Home / 662,296.34-913,943.55-375,799.34

Finding the Fourth Proportional to 662,296.34, 913,943.55 and 375,799.34

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Solution

The fourth proportional to 662,296.34, 913,943.55 and 375,799.34 is: 518,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,296.34 : 913,943.55 = 375,799.34 : x
  2. Step 2: Convert to fraction form
    662,296.34/913,943.55 = 375,799.34/x
  3. Step 3: Cross multiply
    662,296.34x = 913,943.55 × 375,799.34
  4. Step 4: Simplify right side
    662,296.34x = 343,459,382,887.26
  5. Step 5: Solve for x
    x = 343,459,382,887.26/662,296.34
  6. Step 6: Final answer
    x = 518,588.68

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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.