Home / 803,060.19-1,108,224.86-463,528.17

Finding the Fourth Proportional to 803,060.19, 1,108,224.86 and 463,528.17

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Solution

The fourth proportional to 803,060.19, 1,108,224.86 and 463,528.17 is: 639,669.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,060.19 : 1,108,224.86 = 463,528.17 : x
  2. Step 2: Convert to fraction form
    803,060.19/1,108,224.86 = 463,528.17/x
  3. Step 3: Cross multiply
    803,060.19x = 1,108,224.86 × 463,528.17
  4. Step 4: Simplify right side
    803,060.19x = 513,693,438,986.67
  5. Step 5: Solve for x
    x = 513,693,438,986.67/803,060.19
  6. Step 6: Final answer
    x = 639,669.91

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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.