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Finding the Fourth Proportional to 706,360.08, 974,756.22 and 400,464.66

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Solution

The fourth proportional to 706,360.08, 974,756.22 and 400,464.66 is: 552,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,360.08 : 974,756.22 = 400,464.66 : x
  2. Step 2: Convert to fraction form
    706,360.08/974,756.22 = 400,464.66/x
  3. Step 3: Cross multiply
    706,360.08x = 974,756.22 × 400,464.66
  4. Step 4: Simplify right side
    706,360.08x = 390,355,418,225.19
  5. Step 5: Solve for x
    x = 390,355,418,225.19/706,360.08
  6. Step 6: Final answer
    x = 552,629.50

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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.