Home / 710,289.22-1,065,426.53-410,579.09

Finding the Fourth Proportional to 710,289.22, 1,065,426.53 and 410,579.09

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Solution

The fourth proportional to 710,289.22, 1,065,426.53 and 410,579.09 is: 615,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,289.22 : 1,065,426.53 = 410,579.09 : x
  2. Step 2: Convert to fraction form
    710,289.22/1,065,426.53 = 410,579.09/x
  3. Step 3: Cross multiply
    710,289.22x = 1,065,426.53 × 410,579.09
  4. Step 4: Simplify right side
    710,289.22x = 437,441,855,149.26
  5. Step 5: Solve for x
    x = 437,441,855,149.26/710,289.22
  6. Step 6: Final answer
    x = 615,864.42

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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.