Home / 1,022,468.42-1,533,702.65-312,490.46

Finding the Fourth Proportional to 1,022,468.42, 1,533,702.65 and 312,490.46

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Solution

The fourth proportional to 1,022,468.42, 1,533,702.65 and 312,490.46 is: 468,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,468.42 : 1,533,702.65 = 312,490.46 : x
  2. Step 2: Convert to fraction form
    1,022,468.42/1,533,702.65 = 312,490.46/x
  3. Step 3: Cross multiply
    1,022,468.42x = 1,533,702.65 × 312,490.46
  4. Step 4: Simplify right side
    1,022,468.42x = 479,267,448,873.52
  5. Step 5: Solve for x
    x = 479,267,448,873.52/1,022,468.42
  6. Step 6: Final answer
    x = 468,735.70

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.