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Finding the Fourth Proportional to 7,556,303.32, 10,426,978.08 and 4,417,300.80

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Solution

The fourth proportional to 7,556,303.32, 10,426,978.08 and 4,417,300.80 is: 6,095,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556,303.32 : 10,426,978.08 = 4,417,300.80 : x
  2. Step 2: Convert to fraction form
    7,556,303.32/10,426,978.08 = 4,417,300.80/x
  3. Step 3: Cross multiply
    7,556,303.32x = 10,426,978.08 × 4,417,300.80
  4. Step 4: Simplify right side
    7,556,303.32x = 46,059,098,614,366.46
  5. Step 5: Solve for x
    x = 46,059,098,614,366.46/7,556,303.32
  6. Step 6: Final answer
    x = 6,095,453.91

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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.