Home / 779,533.88-1,075,756.82-440,024.00

Finding the Fourth Proportional to 779,533.88, 1,075,756.82 and 440,024.00

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Solution

The fourth proportional to 779,533.88, 1,075,756.82 and 440,024.00 is: 607,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,533.88 : 1,075,756.82 = 440,024.00 : x
  2. Step 2: Convert to fraction form
    779,533.88/1,075,756.82 = 440,024.00/x
  3. Step 3: Cross multiply
    779,533.88x = 1,075,756.82 × 440,024.00
  4. Step 4: Simplify right side
    779,533.88x = 473,358,811,384.78
  5. Step 5: Solve for x
    x = 473,358,811,384.78/779,533.88
  6. Step 6: Final answer
    x = 607,233.15

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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.