Home / 927,510.88-1,279,962.16-514,074.02

Finding the Fourth Proportional to 927,510.88, 1,279,962.16 and 514,074.02

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Solution

The fourth proportional to 927,510.88, 1,279,962.16 and 514,074.02 is: 709,420.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,510.88 : 1,279,962.16 = 514,074.02 : x
  2. Step 2: Convert to fraction form
    927,510.88/1,279,962.16 = 514,074.02/x
  3. Step 3: Cross multiply
    927,510.88x = 1,279,962.16 × 514,074.02
  4. Step 4: Simplify right side
    927,510.88x = 657,995,293,039.08
  5. Step 5: Solve for x
    x = 657,995,293,039.08/927,510.88
  6. Step 6: Final answer
    x = 709,420.57

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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.