Home / 763,890.93-1,053,702.36-453,583.17

Finding the Fourth Proportional to 763,890.93, 1,053,702.36 and 453,583.17

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Solution

The fourth proportional to 763,890.93, 1,053,702.36 and 453,583.17 is: 625,667.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,890.93 : 1,053,702.36 = 453,583.17 : x
  2. Step 2: Convert to fraction form
    763,890.93/1,053,702.36 = 453,583.17/x
  3. Step 3: Cross multiply
    763,890.93x = 1,053,702.36 × 453,583.17
  4. Step 4: Simplify right side
    763,890.93x = 477,941,656,685.28
  5. Step 5: Solve for x
    x = 477,941,656,685.28/763,890.93
  6. Step 6: Final answer
    x = 625,667.41

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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.