Home / 751,465.20-1,037,030.40-429,218.04

Finding the Fourth Proportional to 751,465.20, 1,037,030.40 and 429,218.04

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Solution

The fourth proportional to 751,465.20, 1,037,030.40 and 429,218.04 is: 592,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,465.20 : 1,037,030.40 = 429,218.04 : x
  2. Step 2: Convert to fraction form
    751,465.20/1,037,030.40 = 429,218.04/x
  3. Step 3: Cross multiply
    751,465.20x = 1,037,030.40 × 429,218.04
  4. Step 4: Simplify right side
    751,465.20x = 445,112,155,708.42
  5. Step 5: Solve for x
    x = 445,112,155,708.42/751,465.20
  6. Step 6: Final answer
    x = 592,325.71

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1.5x scale

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.