Home / 910,412.40-1,365,618.60-626,977.20

Finding the Fourth Proportional to 910,412.40, 1,365,618.60 and 626,977.20

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Solution

The fourth proportional to 910,412.40, 1,365,618.60 and 626,977.20 is: 940,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,412.40 : 1,365,618.60 = 626,977.20 : x
  2. Step 2: Convert to fraction form
    910,412.40/1,365,618.60 = 626,977.20/x
  3. Step 3: Cross multiply
    910,412.40x = 1,365,618.60 × 626,977.20
  4. Step 4: Simplify right side
    910,412.40x = 856,211,726,095.92
  5. Step 5: Solve for x
    x = 856,211,726,095.92/910,412.40
  6. Step 6: Final answer
    x = 940,465.80

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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.