Home / 1,371,225.60-2,056,838.40-360,345.60

Finding the Fourth Proportional to 1,371,225.60, 2,056,838.40 and 360,345.60

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Solution

The fourth proportional to 1,371,225.60, 2,056,838.40 and 360,345.60 is: 540,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,225.60 : 2,056,838.40 = 360,345.60 : x
  2. Step 2: Convert to fraction form
    1,371,225.60/2,056,838.40 = 360,345.60/x
  3. Step 3: Cross multiply
    1,371,225.60x = 2,056,838.40 × 360,345.60
  4. Step 4: Simplify right side
    1,371,225.60x = 741,172,667,351.04
  5. Step 5: Solve for x
    x = 741,172,667,351.04/1,371,225.60
  6. Step 6: Final answer
    x = 540,518.40

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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.