Home / 736,043.40-1,104,101.55-381,749.40

Finding the Fourth Proportional to 736,043.40, 1,104,101.55 and 381,749.40

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Solution

The fourth proportional to 736,043.40, 1,104,101.55 and 381,749.40 is: 572,643.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,043.40 : 1,104,101.55 = 381,749.40 : x
  2. Step 2: Convert to fraction form
    736,043.40/1,104,101.55 = 381,749.40/x
  3. Step 3: Cross multiply
    736,043.40x = 1,104,101.55 × 381,749.40
  4. Step 4: Simplify right side
    736,043.40x = 421,490,104,251.57
  5. Step 5: Solve for x
    x = 421,490,104,251.57/736,043.40
  6. Step 6: Final answer
    x = 572,643.00

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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.