Home / 977,043.80-1,466,429.70-577,184.60

Finding the Fourth Proportional to 977,043.80, 1,466,429.70 and 577,184.60

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Solution

The fourth proportional to 977,043.80, 1,466,429.70 and 577,184.60 is: 866,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,043.80 : 1,466,429.70 = 577,184.60 : x
  2. Step 2: Convert to fraction form
    977,043.80/1,466,429.70 = 577,184.60/x
  3. Step 3: Cross multiply
    977,043.80x = 1,466,429.70 × 577,184.60
  4. Step 4: Simplify right side
    977,043.80x = 846,400,639,822.62
  5. Step 5: Solve for x
    x = 846,400,639,822.62/977,043.80
  6. Step 6: Final answer
    x = 866,287.30

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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.