Home / 546,756.02-754,523.78-305,038.63

Finding the Fourth Proportional to 546,756.02, 754,523.78 and 305,038.63

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Solution

The fourth proportional to 546,756.02, 754,523.78 and 305,038.63 is: 420,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,756.02 : 754,523.78 = 305,038.63 : x
  2. Step 2: Convert to fraction form
    546,756.02/754,523.78 = 305,038.63/x
  3. Step 3: Cross multiply
    546,756.02x = 754,523.78 × 305,038.63
  4. Step 4: Simplify right side
    546,756.02x = 230,158,904,267.45
  5. Step 5: Solve for x
    x = 230,158,904,267.45/546,756.02
  6. Step 6: Final answer
    x = 420,953.58

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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.