Home / 676,811.79-934,000.28-375,005.79

Finding the Fourth Proportional to 676,811.79, 934,000.28 and 375,005.79

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Solution

The fourth proportional to 676,811.79, 934,000.28 and 375,005.79 is: 517,508.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,811.79 : 934,000.28 = 375,005.79 : x
  2. Step 2: Convert to fraction form
    676,811.79/934,000.28 = 375,005.79/x
  3. Step 3: Cross multiply
    676,811.79x = 934,000.28 × 375,005.79
  4. Step 4: Simplify right side
    676,811.79x = 350,255,512,861.62
  5. Step 5: Solve for x
    x = 350,255,512,861.62/676,811.79
  6. Step 6: Final answer
    x = 517,508.00

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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.