Home / 761,459.47-1,050,680.88-434,623.26

Finding the Fourth Proportional to 761,459.47, 1,050,680.88 and 434,623.26

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Solution

The fourth proportional to 761,459.47, 1,050,680.88 and 434,623.26 is: 599,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,459.47 : 1,050,680.88 = 434,623.26 : x
  2. Step 2: Convert to fraction form
    761,459.47/1,050,680.88 = 434,623.26/x
  3. Step 3: Cross multiply
    761,459.47x = 1,050,680.88 × 434,623.26
  4. Step 4: Simplify right side
    761,459.47x = 456,650,349,285.27
  5. Step 5: Solve for x
    x = 456,650,349,285.27/761,459.47
  6. Step 6: Final answer
    x = 599,704.08

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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.