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Finding the Fourth Proportional to 676,624.17, 933,741.03 and 370,719.98

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Solution

The fourth proportional to 676,624.17, 933,741.03 and 370,719.98 is: 511,593.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,624.17 : 933,741.03 = 370,719.98 : x
  2. Step 2: Convert to fraction form
    676,624.17/933,741.03 = 370,719.98/x
  3. Step 3: Cross multiply
    676,624.17x = 933,741.03 × 370,719.98
  4. Step 4: Simplify right side
    676,624.17x = 346,156,455,966.78
  5. Step 5: Solve for x
    x = 346,156,455,966.78/676,624.17
  6. Step 6: Final answer
    x = 511,593.39

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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.