Home / 659,255.57-993,824.54-615,312.89

Finding the Fourth Proportional to 659,255.57, 993,824.54 and 615,312.89

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Solution

The fourth proportional to 659,255.57, 993,824.54 and 615,312.89 is: 927,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,255.57 : 993,824.54 = 615,312.89 : x
  2. Step 2: Convert to fraction form
    659,255.57/993,824.54 = 615,312.89/x
  3. Step 3: Cross multiply
    659,255.57x = 993,824.54 × 615,312.89
  4. Step 4: Simplify right side
    659,255.57x = 611,513,049,860.32
  5. Step 5: Solve for x
    x = 611,513,049,860.32/659,255.57
  6. Step 6: Final answer
    x = 927,581.17

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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.