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Finding the Fourth Proportional to 586,237.01, 878,904.94 and 297,811.53

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Solution

The fourth proportional to 586,237.01, 878,904.94 and 297,811.53 is: 446,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,237.01 : 878,904.94 = 297,811.53 : x
  2. Step 2: Convert to fraction form
    586,237.01/878,904.94 = 297,811.53/x
  3. Step 3: Cross multiply
    586,237.01x = 878,904.94 × 297,811.53
  4. Step 4: Simplify right side
    586,237.01x = 261,748,024,905.96
  5. Step 5: Solve for x
    x = 261,748,024,905.96/586,237.01
  6. Step 6: Final answer
    x = 446,488.40

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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.