Home / 750,557.60-1,125,836.40-376,445.60

Finding the Fourth Proportional to 750,557.60, 1,125,836.40 and 376,445.60

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Solution

The fourth proportional to 750,557.60, 1,125,836.40 and 376,445.60 is: 564,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,557.60 : 1,125,836.40 = 376,445.60 : x
  2. Step 2: Convert to fraction form
    750,557.60/1,125,836.40 = 376,445.60/x
  3. Step 3: Cross multiply
    750,557.60x = 1,125,836.40 × 376,445.60
  4. Step 4: Simplify right side
    750,557.60x = 423,816,159,099.84
  5. Step 5: Solve for x
    x = 423,816,159,099.84/750,557.60
  6. Step 6: Final answer
    x = 564,668.40

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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.