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Finding the Fourth Proportional to 696,924.12, 962,048.88 and 470,875.80

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Solution

The fourth proportional to 696,924.12, 962,048.88 and 470,875.80 is: 650,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,924.12 : 962,048.88 = 470,875.80 : x
  2. Step 2: Convert to fraction form
    696,924.12/962,048.88 = 470,875.80/x
  3. Step 3: Cross multiply
    696,924.12x = 962,048.88 × 470,875.80
  4. Step 4: Simplify right side
    696,924.12x = 453,005,536,009.10
  5. Step 5: Solve for x
    x = 453,005,536,009.10/696,924.12
  6. Step 6: Final answer
    x = 650,006.97

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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.