Home / 288,543.37-434,784.58-237,105.13

Finding the Fourth Proportional to 288,543.37, 434,784.58 and 237,105.13

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Solution

The fourth proportional to 288,543.37, 434,784.58 and 237,105.13 is: 357,276.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,543.37 : 434,784.58 = 237,105.13 : x
  2. Step 2: Convert to fraction form
    288,543.37/434,784.58 = 237,105.13/x
  3. Step 3: Cross multiply
    288,543.37x = 434,784.58 × 237,105.13
  4. Step 4: Simplify right side
    288,543.37x = 103,089,654,560.71
  5. Step 5: Solve for x
    x = 103,089,654,560.71/288,543.37
  6. Step 6: Final answer
    x = 357,276.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.