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Finding the Fourth Proportional to 600,006.60, 898,551.90 and 318,904.20

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Solution

The fourth proportional to 600,006.60, 898,551.90 and 318,904.20 is: 477,581.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,006.60 : 898,551.90 = 318,904.20 : x
  2. Step 2: Convert to fraction form
    600,006.60/898,551.90 = 318,904.20/x
  3. Step 3: Cross multiply
    600,006.60x = 898,551.90 × 318,904.20
  4. Step 4: Simplify right side
    600,006.60x = 286,551,974,827.98
  5. Step 5: Solve for x
    x = 286,551,974,827.98/600,006.60
  6. Step 6: Final answer
    x = 477,581.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.