Home / 953,300.88-1,430,000.51-243,335.07

Finding the Fourth Proportional to 953,300.88, 1,430,000.51 and 243,335.07

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Solution

The fourth proportional to 953,300.88, 1,430,000.51 and 243,335.07 is: 365,015.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,300.88 : 1,430,000.51 = 243,335.07 : x
  2. Step 2: Convert to fraction form
    953,300.88/1,430,000.51 = 243,335.07/x
  3. Step 3: Cross multiply
    953,300.88x = 1,430,000.51 × 243,335.07
  4. Step 4: Simplify right side
    953,300.88x = 347,969,272,984.21
  5. Step 5: Solve for x
    x = 347,969,272,984.21/953,300.88
  6. Step 6: Final answer
    x = 365,015.16

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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.