Home / 898,042.10-1,239,267.24-535,278.94

Finding the Fourth Proportional to 898,042.10, 1,239,267.24 and 535,278.94

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Solution

The fourth proportional to 898,042.10, 1,239,267.24 and 535,278.94 is: 738,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,042.10 : 1,239,267.24 = 535,278.94 : x
  2. Step 2: Convert to fraction form
    898,042.10/1,239,267.24 = 535,278.94/x
  3. Step 3: Cross multiply
    898,042.10x = 1,239,267.24 × 535,278.94
  4. Step 4: Simplify right side
    898,042.10x = 663,353,654,603.93
  5. Step 5: Solve for x
    x = 663,353,654,603.93/898,042.10
  6. Step 6: Final answer
    x = 738,666.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.