Home / 884,054.79-1,220,141.88-521,567.24

Finding the Fourth Proportional to 884,054.79, 1,220,141.88 and 521,567.24

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Solution

The fourth proportional to 884,054.79, 1,220,141.88 and 521,567.24 is: 719,849.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,054.79 : 1,220,141.88 = 521,567.24 : x
  2. Step 2: Convert to fraction form
    884,054.79/1,220,141.88 = 521,567.24/x
  3. Step 3: Cross multiply
    884,054.79x = 1,220,141.88 × 521,567.24
  4. Step 4: Simplify right side
    884,054.79x = 636,386,026,659.30
  5. Step 5: Solve for x
    x = 636,386,026,659.30/884,054.79
  6. Step 6: Final answer
    x = 719,849.08

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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.