Home / 659,298.15-993,888.72-615,355.38

Finding the Fourth Proportional to 659,298.15, 993,888.72 and 615,355.38

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Solution

The fourth proportional to 659,298.15, 993,888.72 and 615,355.38 is: 927,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,298.15 : 993,888.72 = 615,355.38 : x
  2. Step 2: Convert to fraction form
    659,298.15/993,888.72 = 615,355.38/x
  3. Step 3: Cross multiply
    659,298.15x = 993,888.72 × 615,355.38
  4. Step 4: Simplify right side
    659,298.15x = 611,594,770,973.31
  5. Step 5: Solve for x
    x = 611,594,770,973.31/659,298.15
  6. Step 6: Final answer
    x = 927,645.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.