Home / 1,232,887.20-1,849,330.80-346,423.20

Finding the Fourth Proportional to 1,232,887.20, 1,849,330.80 and 346,423.20

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Solution

The fourth proportional to 1,232,887.20, 1,849,330.80 and 346,423.20 is: 519,634.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,887.20 : 1,849,330.80 = 346,423.20 : x
  2. Step 2: Convert to fraction form
    1,232,887.20/1,849,330.80 = 346,423.20/x
  3. Step 3: Cross multiply
    1,232,887.20x = 1,849,330.80 × 346,423.20
  4. Step 4: Simplify right side
    1,232,887.20x = 640,651,093,594.56
  5. Step 5: Solve for x
    x = 640,651,093,594.56/1,232,887.20
  6. Step 6: Final answer
    x = 519,634.80

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.