Home / 1,013,241.63-1,398,088.59-577,640.43

Finding the Fourth Proportional to 1,013,241.63, 1,398,088.59 and 577,640.43

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Solution

The fourth proportional to 1,013,241.63, 1,398,088.59 and 577,640.43 is: 797,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,241.63 : 1,398,088.59 = 577,640.43 : x
  2. Step 2: Convert to fraction form
    1,013,241.63/1,398,088.59 = 577,640.43/x
  3. Step 3: Cross multiply
    1,013,241.63x = 1,398,088.59 × 577,640.43
  4. Step 4: Simplify right side
    1,013,241.63x = 807,592,494,305.69
  5. Step 5: Solve for x
    x = 807,592,494,305.69/1,013,241.63
  6. Step 6: Final answer
    x = 797,038.41

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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.