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Finding the Fourth Proportional to 972,752.40, 1,458,035.10 and 467,555.40

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Solution

The fourth proportional to 972,752.40, 1,458,035.10 and 467,555.40 is: 700,807.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,752.40 : 1,458,035.10 = 467,555.40 : x
  2. Step 2: Convert to fraction form
    972,752.40/1,458,035.10 = 467,555.40/x
  3. Step 3: Cross multiply
    972,752.40x = 1,458,035.10 × 467,555.40
  4. Step 4: Simplify right side
    972,752.40x = 681,712,184,394.54
  5. Step 5: Solve for x
    x = 681,712,184,394.54/972,752.40
  6. Step 6: Final answer
    x = 700,807.51

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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.