Home / 749,217.60-1,033,904.56-409,685.60

Finding the Fourth Proportional to 749,217.60, 1,033,904.56 and 409,685.60

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Solution

The fourth proportional to 749,217.60, 1,033,904.56 and 409,685.60 is: 565,357.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,217.60 : 1,033,904.56 = 409,685.60 : x
  2. Step 2: Convert to fraction form
    749,217.60/1,033,904.56 = 409,685.60/x
  3. Step 3: Cross multiply
    749,217.60x = 1,033,904.56 × 409,685.60
  4. Step 4: Simplify right side
    749,217.60x = 423,575,810,006.34
  5. Step 5: Solve for x
    x = 423,575,810,006.34/749,217.60
  6. Step 6: Final answer
    x = 565,357.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.