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Finding the Fourth Proportional to 1,594,585, 2,392,873.59 and 647,955.40

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Solution

The fourth proportional to 1,594,585, 2,392,873.59 and 647,955.40 is: 972,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,585 : 2,392,873.59 = 647,955.40 : x
  2. Step 2: Convert to fraction form
    1,594,585/2,392,873.59 = 647,955.40/x
  3. Step 3: Cross multiply
    1,594,585x = 2,392,873.59 × 647,955.40
  4. Step 4: Simplify right side
    1,594,585x = 1,550,475,364,157.89
  5. Step 5: Solve for x
    x = 1,550,475,364,157.89/1,594,585
  6. Step 6: Final answer
    x = 972,337.86

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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.