Home / 839,240.88-1,158,136.71-466,726.64

Finding the Fourth Proportional to 839,240.88, 1,158,136.71 and 466,726.64

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Solution

The fourth proportional to 839,240.88, 1,158,136.71 and 466,726.64 is: 644,074.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,240.88 : 1,158,136.71 = 466,726.64 : x
  2. Step 2: Convert to fraction form
    839,240.88/1,158,136.71 = 466,726.64/x
  3. Step 3: Cross multiply
    839,240.88x = 1,158,136.71 × 466,726.64
  4. Step 4: Simplify right side
    839,240.88x = 540,533,249,528.27
  5. Step 5: Solve for x
    x = 540,533,249,528.27/839,240.88
  6. Step 6: Final answer
    x = 644,074.02

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Double scale
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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.