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Finding the Fourth Proportional to 650,875.40, 974,412.30 and 464,251.40

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Solution

The fourth proportional to 650,875.40, 974,412.30 and 464,251.40 is: 695,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,875.40 : 974,412.30 = 464,251.40 : x
  2. Step 2: Convert to fraction form
    650,875.40/974,412.30 = 464,251.40/x
  3. Step 3: Cross multiply
    650,875.40x = 974,412.30 × 464,251.40
  4. Step 4: Simplify right side
    650,875.40x = 452,372,274,452.22
  5. Step 5: Solve for x
    x = 452,372,274,452.22/650,875.40
  6. Step 6: Final answer
    x = 695,021.31

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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.