Home / 909,092.85-1,254,270.12-527,043.39

Finding the Fourth Proportional to 909,092.85, 1,254,270.12 and 527,043.39

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Solution

The fourth proportional to 909,092.85, 1,254,270.12 and 527,043.39 is: 727,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,092.85 : 1,254,270.12 = 527,043.39 : x
  2. Step 2: Convert to fraction form
    909,092.85/1,254,270.12 = 527,043.39/x
  3. Step 3: Cross multiply
    909,092.85x = 1,254,270.12 × 527,043.39
  4. Step 4: Simplify right side
    909,092.85x = 661,054,776,020.51
  5. Step 5: Solve for x
    x = 661,054,776,020.51/909,092.85
  6. Step 6: Final answer
    x = 727,158.70

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Double scale
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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.