Home / 1,140,601.10-1,710,901.65-299,237.90

Finding the Fourth Proportional to 1,140,601.10, 1,710,901.65 and 299,237.90

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Solution

The fourth proportional to 1,140,601.10, 1,710,901.65 and 299,237.90 is: 448,856.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,601.10 : 1,710,901.65 = 299,237.90 : x
  2. Step 2: Convert to fraction form
    1,140,601.10/1,710,901.65 = 299,237.90/x
  3. Step 3: Cross multiply
    1,140,601.10x = 1,710,901.65 × 299,237.90
  4. Step 4: Simplify right side
    1,140,601.10x = 511,966,616,852.54
  5. Step 5: Solve for x
    x = 511,966,616,852.54/1,140,601.10
  6. Step 6: Final answer
    x = 448,856.85

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Similar ratio
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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.