Home / 835,396.59-1,152,816.45-453,415.17

Finding the Fourth Proportional to 835,396.59, 1,152,816.45 and 453,415.17

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Solution

The fourth proportional to 835,396.59, 1,152,816.45 and 453,415.17 is: 625,696.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,396.59 : 1,152,816.45 = 453,415.17 : x
  2. Step 2: Convert to fraction form
    835,396.59/1,152,816.45 = 453,415.17/x
  3. Step 3: Cross multiply
    835,396.59x = 1,152,816.45 × 453,415.17
  4. Step 4: Simplify right side
    835,396.59x = 522,704,466,655.55
  5. Step 5: Solve for x
    x = 522,704,466,655.55/835,396.59
  6. Step 6: Final answer
    x = 625,696.19

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Half scale
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Double scale
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Similar ratio
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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.