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Finding the Fourth Proportional to 662,027.04, 913,594.80 and 375,602.40

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Solution

The fourth proportional to 662,027.04, 913,594.80 and 375,602.40 is: 518,329.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,027.04 : 913,594.80 = 375,602.40 : x
  2. Step 2: Convert to fraction form
    662,027.04/913,594.80 = 375,602.40/x
  3. Step 3: Cross multiply
    662,027.04x = 913,594.80 × 375,602.40
  4. Step 4: Simplify right side
    662,027.04x = 343,148,399,507.52
  5. Step 5: Solve for x
    x = 343,148,399,507.52/662,027.04
  6. Step 6: Final answer
    x = 518,329.88

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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.