Home / 896,970.90-1,238,119.79-534,508.46

Finding the Fourth Proportional to 896,970.90, 1,238,119.79 and 534,508.46

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Solution

The fourth proportional to 896,970.90, 1,238,119.79 and 534,508.46 is: 737,800.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,970.90 : 1,238,119.79 = 534,508.46 : x
  2. Step 2: Convert to fraction form
    896,970.90/1,238,119.79 = 534,508.46/x
  3. Step 3: Cross multiply
    896,970.90x = 1,238,119.79 × 534,508.46
  4. Step 4: Simplify right side
    896,970.90x = 661,785,502,248.42
  5. Step 5: Solve for x
    x = 661,785,502,248.42/896,970.90
  6. Step 6: Final answer
    x = 737,800.41

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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.