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Finding the Fourth Proportional to 370,037.34, 555,014.70 and 103,808.16

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Solution

The fourth proportional to 370,037.34, 555,014.70 and 103,808.16 is: 155,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,037.34 : 555,014.70 = 103,808.16 : x
  2. Step 2: Convert to fraction form
    370,037.34/555,014.70 = 103,808.16/x
  3. Step 3: Cross multiply
    370,037.34x = 555,014.70 × 103,808.16
  4. Step 4: Simplify right side
    370,037.34x = 57,615,054,779.95
  5. Step 5: Solve for x
    x = 57,615,054,779.95/370,037.34
  6. Step 6: Final answer
    x = 155,700.65

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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.