Home / 833,250.60-1,249,875.90-272,341.80

Finding the Fourth Proportional to 833,250.60, 1,249,875.90 and 272,341.80

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Solution

The fourth proportional to 833,250.60, 1,249,875.90 and 272,341.80 is: 408,512.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,250.60 : 1,249,875.90 = 272,341.80 : x
  2. Step 2: Convert to fraction form
    833,250.60/1,249,875.90 = 272,341.80/x
  3. Step 3: Cross multiply
    833,250.60x = 1,249,875.90 × 272,341.80
  4. Step 4: Simplify right side
    833,250.60x = 340,393,452,382.62
  5. Step 5: Solve for x
    x = 340,393,452,382.62/833,250.60
  6. Step 6: Final answer
    x = 408,512.70

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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.