Home / 992,007.60-1,488,594.60-360,985.20

Finding the Fourth Proportional to 992,007.60, 1,488,594.60 and 360,985.20

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Solution

The fourth proportional to 992,007.60, 1,488,594.60 and 360,985.20 is: 541,690.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,007.60 : 1,488,594.60 = 360,985.20 : x
  2. Step 2: Convert to fraction form
    992,007.60/1,488,594.60 = 360,985.20/x
  3. Step 3: Cross multiply
    992,007.60x = 1,488,594.60 × 360,985.20
  4. Step 4: Simplify right side
    992,007.60x = 537,360,619,399.92
  5. Step 5: Solve for x
    x = 537,360,619,399.92/992,007.60
  6. Step 6: Final answer
    x = 541,690.02

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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.