Home / 1,235,267.70-1,852,901.55-436,575.30

Finding the Fourth Proportional to 1,235,267.70, 1,852,901.55 and 436,575.30

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Solution

The fourth proportional to 1,235,267.70, 1,852,901.55 and 436,575.30 is: 654,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,267.70 : 1,852,901.55 = 436,575.30 : x
  2. Step 2: Convert to fraction form
    1,235,267.70/1,852,901.55 = 436,575.30/x
  3. Step 3: Cross multiply
    1,235,267.70x = 1,852,901.55 × 436,575.30
  4. Step 4: Simplify right side
    1,235,267.70x = 808,931,050,061.72
  5. Step 5: Solve for x
    x = 808,931,050,061.72/1,235,267.70
  6. Step 6: Final answer
    x = 654,862.95

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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.