Home / 761,432.34-1,050,888.51-439,079.46

Finding the Fourth Proportional to 761,432.34, 1,050,888.51 and 439,079.46

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Solution

The fourth proportional to 761,432.34, 1,050,888.51 and 439,079.46 is: 605,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,432.34 : 1,050,888.51 = 439,079.46 : x
  2. Step 2: Convert to fraction form
    761,432.34/1,050,888.51 = 439,079.46/x
  3. Step 3: Cross multiply
    761,432.34x = 1,050,888.51 × 439,079.46
  4. Step 4: Simplify right side
    761,432.34x = 461,423,559,491.01
  5. Step 5: Solve for x
    x = 461,423,559,491.01/761,432.34
  6. Step 6: Final answer
    x = 605,994.17

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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.