Home / 949,048.95-1,309,687.50-519,329.13

Finding the Fourth Proportional to 949,048.95, 1,309,687.50 and 519,329.13

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Solution

The fourth proportional to 949,048.95, 1,309,687.50 and 519,329.13 is: 716,674.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,048.95 : 1,309,687.50 = 519,329.13 : x
  2. Step 2: Convert to fraction form
    949,048.95/1,309,687.50 = 519,329.13/x
  3. Step 3: Cross multiply
    949,048.95x = 1,309,687.50 × 519,329.13
  4. Step 4: Simplify right side
    949,048.95x = 680,158,869,946.88
  5. Step 5: Solve for x
    x = 680,158,869,946.88/949,048.95
  6. Step 6: Final answer
    x = 716,674.17

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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.