Home / 768,852.15-1,060,994.35-424,681.23

Finding the Fourth Proportional to 768,852.15, 1,060,994.35 and 424,681.23

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Solution

The fourth proportional to 768,852.15, 1,060,994.35 and 424,681.23 is: 586,048.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,852.15 : 1,060,994.35 = 424,681.23 : x
  2. Step 2: Convert to fraction form
    768,852.15/1,060,994.35 = 424,681.23/x
  3. Step 3: Cross multiply
    768,852.15x = 1,060,994.35 × 424,681.23
  4. Step 4: Simplify right side
    768,852.15x = 450,584,381,733.71
  5. Step 5: Solve for x
    x = 450,584,381,733.71/768,852.15
  6. Step 6: Final answer
    x = 586,048.15

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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.