Home / 1,142,193.03-1,713,293.60-289,264.45

Finding the Fourth Proportional to 1,142,193.03, 1,713,293.60 and 289,264.45

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Solution

The fourth proportional to 1,142,193.03, 1,713,293.60 and 289,264.45 is: 433,897.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,193.03 : 1,713,293.60 = 289,264.45 : x
  2. Step 2: Convert to fraction form
    1,142,193.03/1,713,293.60 = 289,264.45/x
  3. Step 3: Cross multiply
    1,142,193.03x = 1,713,293.60 × 289,264.45
  4. Step 4: Simplify right side
    1,142,193.03x = 495,594,933,214.93
  5. Step 5: Solve for x
    x = 495,594,933,214.93/1,142,193.03
  6. Step 6: Final answer
    x = 433,897.70

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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.