Home / 609,931.32-841,707.18-338,003.70

Finding the Fourth Proportional to 609,931.32, 841,707.18 and 338,003.70

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Solution

The fourth proportional to 609,931.32, 841,707.18 and 338,003.70 is: 466,446.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,931.32 : 841,707.18 = 338,003.70 : x
  2. Step 2: Convert to fraction form
    609,931.32/841,707.18 = 338,003.70/x
  3. Step 3: Cross multiply
    609,931.32x = 841,707.18 × 338,003.70
  4. Step 4: Simplify right side
    609,931.32x = 284,500,141,156.57
  5. Step 5: Solve for x
    x = 284,500,141,156.57/609,931.32
  6. Step 6: Final answer
    x = 466,446.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.