Home / 673,362.60-1,011,210.30-358,434.60

Finding the Fourth Proportional to 673,362.60, 1,011,210.30 and 358,434.60

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Solution

The fourth proportional to 673,362.60, 1,011,210.30 and 358,434.60 is: 538,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,362.60 : 1,011,210.30 = 358,434.60 : x
  2. Step 2: Convert to fraction form
    673,362.60/1,011,210.30 = 358,434.60/x
  3. Step 3: Cross multiply
    673,362.60x = 1,011,210.30 × 358,434.60
  4. Step 4: Simplify right side
    673,362.60x = 362,452,759,396.38
  5. Step 5: Solve for x
    x = 362,452,759,396.38/673,362.60
  6. Step 6: Final answer
    x = 538,272.78

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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.