Home / 370,765.40-556,277.70-160,554.20

Finding the Fourth Proportional to 370,765.40, 556,277.70 and 160,554.20

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Solution

The fourth proportional to 370,765.40, 556,277.70 and 160,554.20 is: 240,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,765.40 : 556,277.70 = 160,554.20 : x
  2. Step 2: Convert to fraction form
    370,765.40/556,277.70 = 160,554.20/x
  3. Step 3: Cross multiply
    370,765.40x = 556,277.70 × 160,554.20
  4. Step 4: Simplify right side
    370,765.40x = 89,312,721,101.34
  5. Step 5: Solve for x
    x = 89,312,721,101.34/370,765.40
  6. Step 6: Final answer
    x = 240,887.42

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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.