Home / 897,044.72-1,345,567.07-615,709.04

Finding the Fourth Proportional to 897,044.72, 1,345,567.07 and 615,709.04

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Solution

The fourth proportional to 897,044.72, 1,345,567.07 and 615,709.04 is: 923,563.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,044.72 : 1,345,567.07 = 615,709.04 : x
  2. Step 2: Convert to fraction form
    897,044.72/1,345,567.07 = 615,709.04/x
  3. Step 3: Cross multiply
    897,044.72x = 1,345,567.07 × 615,709.04
  4. Step 4: Simplify right side
    897,044.72x = 828,477,799,118.93
  5. Step 5: Solve for x
    x = 828,477,799,118.93/897,044.72
  6. Step 6: Final answer
    x = 923,563.55

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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.