Home / 583,403.10-873,160.65-423,023.10

Finding the Fourth Proportional to 583,403.10, 873,160.65 and 423,023.10

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Solution

The fourth proportional to 583,403.10, 873,160.65 and 423,023.10 is: 633,125.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,403.10 : 873,160.65 = 423,023.10 : x
  2. Step 2: Convert to fraction form
    583,403.10/873,160.65 = 423,023.10/x
  3. Step 3: Cross multiply
    583,403.10x = 873,160.65 × 423,023.10
  4. Step 4: Simplify right side
    583,403.10x = 369,367,124,961.02
  5. Step 5: Solve for x
    x = 369,367,124,961.02/583,403.10
  6. Step 6: Final answer
    x = 633,125.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.