Home / 583,985.60-876,007.20-304,049.60

Finding the Fourth Proportional to 583,985.60, 876,007.20 and 304,049.60

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Solution

The fourth proportional to 583,985.60, 876,007.20 and 304,049.60 is: 456,089.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,985.60 : 876,007.20 = 304,049.60 : x
  2. Step 2: Convert to fraction form
    583,985.60/876,007.20 = 304,049.60/x
  3. Step 3: Cross multiply
    583,985.60x = 876,007.20 × 304,049.60
  4. Step 4: Simplify right side
    583,985.60x = 266,349,638,757.12
  5. Step 5: Solve for x
    x = 266,349,638,757.12/583,985.60
  6. Step 6: Final answer
    x = 456,089.39

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1.5x scale

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.