Home / 977,411.80-1,467,429.90-623,117.80

Finding the Fourth Proportional to 977,411.80, 1,467,429.90 and 623,117.80

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Solution

The fourth proportional to 977,411.80, 1,467,429.90 and 623,117.80 is: 935,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,411.80 : 1,467,429.90 = 623,117.80 : x
  2. Step 2: Convert to fraction form
    977,411.80/1,467,429.90 = 623,117.80/x
  3. Step 3: Cross multiply
    977,411.80x = 1,467,429.90 × 623,117.80
  4. Step 4: Simplify right side
    977,411.80x = 914,381,690,942.22
  5. Step 5: Solve for x
    x = 914,381,690,942.22/977,411.80
  6. Step 6: Final answer
    x = 935,513.25

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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.