Home / 867,795.80-1,301,693.70-615,853.40

Finding the Fourth Proportional to 867,795.80, 1,301,693.70 and 615,853.40

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Solution

The fourth proportional to 867,795.80, 1,301,693.70 and 615,853.40 is: 923,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,795.80 : 1,301,693.70 = 615,853.40 : x
  2. Step 2: Convert to fraction form
    867,795.80/1,301,693.70 = 615,853.40/x
  3. Step 3: Cross multiply
    867,795.80x = 1,301,693.70 × 615,853.40
  4. Step 4: Simplify right side
    867,795.80x = 801,652,490,903.58
  5. Step 5: Solve for x
    x = 801,652,490,903.58/867,795.80
  6. Step 6: Final answer
    x = 923,780.10

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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.