Home / 913,094.28-1,260,509.40-607,678.92

Finding the Fourth Proportional to 913,094.28, 1,260,509.40 and 607,678.92

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Solution

The fourth proportional to 913,094.28, 1,260,509.40 and 607,678.92 is: 838,889.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,094.28 : 1,260,509.40 = 607,678.92 : x
  2. Step 2: Convert to fraction form
    913,094.28/1,260,509.40 = 607,678.92/x
  3. Step 3: Cross multiply
    913,094.28x = 1,260,509.40 × 607,678.92
  4. Step 4: Simplify right side
    913,094.28x = 765,984,990,841.85
  5. Step 5: Solve for x
    x = 765,984,990,841.85/913,094.28
  6. Step 6: Final answer
    x = 838,889.27

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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.