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Finding the Fourth Proportional to 6,562,404.80, 9,843,607.20 and 6,473,931.20

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Solution

The fourth proportional to 6,562,404.80, 9,843,607.20 and 6,473,931.20 is: 9,710,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,562,404.80 : 9,843,607.20 = 6,473,931.20 : x
  2. Step 2: Convert to fraction form
    6,562,404.80/9,843,607.20 = 6,473,931.20/x
  3. Step 3: Cross multiply
    6,562,404.80x = 9,843,607.20 × 6,473,931.20
  4. Step 4: Simplify right side
    6,562,404.80x = 63,726,835,772,624.64
  5. Step 5: Solve for x
    x = 63,726,835,772,624.64/6,562,404.80
  6. Step 6: Final answer
    x = 9,710,896.80

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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.