Home / 700,055.13-1,050,082.69-201,419.13

Finding the Fourth Proportional to 700,055.13, 1,050,082.69 and 201,419.13

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Solution

The fourth proportional to 700,055.13, 1,050,082.69 and 201,419.13 is: 302,128.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,055.13 : 1,050,082.69 = 201,419.13 : x
  2. Step 2: Convert to fraction form
    700,055.13/1,050,082.69 = 201,419.13/x
  3. Step 3: Cross multiply
    700,055.13x = 1,050,082.69 × 201,419.13
  4. Step 4: Simplify right side
    700,055.13x = 211,506,736,093.90
  5. Step 5: Solve for x
    x = 211,506,736,093.90/700,055.13
  6. Step 6: Final answer
    x = 302,128.69

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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.