Home / 836,020.98-1,153,780.11-473,509.32

Finding the Fourth Proportional to 836,020.98, 1,153,780.11 and 473,509.32

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Solution

The fourth proportional to 836,020.98, 1,153,780.11 and 473,509.32 is: 653,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,020.98 : 1,153,780.11 = 473,509.32 : x
  2. Step 2: Convert to fraction form
    836,020.98/1,153,780.11 = 473,509.32/x
  3. Step 3: Cross multiply
    836,020.98x = 1,153,780.11 × 473,509.32
  4. Step 4: Simplify right side
    836,020.98x = 546,325,635,315.63
  5. Step 5: Solve for x
    x = 546,325,635,315.63/836,020.98
  6. Step 6: Final answer
    x = 653,483.16

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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.