Home / 546,579.64-754,333.28-408,518.38

Finding the Fourth Proportional to 546,579.64, 754,333.28 and 408,518.38

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Solution

The fourth proportional to 546,579.64, 754,333.28 and 408,518.38 is: 563,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,579.64 : 754,333.28 = 408,518.38 : x
  2. Step 2: Convert to fraction form
    546,579.64/754,333.28 = 408,518.38/x
  3. Step 3: Cross multiply
    546,579.64x = 754,333.28 × 408,518.38
  4. Step 4: Simplify right side
    546,579.64x = 308,159,009,525.69
  5. Step 5: Solve for x
    x = 308,159,009,525.69/546,579.64
  6. Step 6: Final answer
    x = 563,795.26

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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.