Home / 761,068.23-1,049,549.64-455,096.00

Finding the Fourth Proportional to 761,068.23, 1,049,549.64 and 455,096.00

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Solution

The fourth proportional to 761,068.23, 1,049,549.64 and 455,096.00 is: 627,599.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,068.23 : 1,049,549.64 = 455,096.00 : x
  2. Step 2: Convert to fraction form
    761,068.23/1,049,549.64 = 455,096.00/x
  3. Step 3: Cross multiply
    761,068.23x = 1,049,549.64 × 455,096.00
  4. Step 4: Simplify right side
    761,068.23x = 477,645,837,717.69
  5. Step 5: Solve for x
    x = 477,645,837,717.69/761,068.23
  6. Step 6: Final answer
    x = 627,599.23

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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.