Home / 977,696.10-1,466,689.95-346,560.30

Finding the Fourth Proportional to 977,696.10, 1,466,689.95 and 346,560.30

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Solution

The fourth proportional to 977,696.10, 1,466,689.95 and 346,560.30 is: 519,892.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,696.10 : 1,466,689.95 = 346,560.30 : x
  2. Step 2: Convert to fraction form
    977,696.10/1,466,689.95 = 346,560.30/x
  3. Step 3: Cross multiply
    977,696.10x = 1,466,689.95 × 346,560.30
  4. Step 4: Simplify right side
    977,696.10x = 508,296,509,078.99
  5. Step 5: Solve for x
    x = 508,296,509,078.99/977,696.10
  6. Step 6: Final answer
    x = 519,892.13

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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.