Home / 556,666.02-768,195.90-302,011.74

Finding the Fourth Proportional to 556,666.02, 768,195.90 and 302,011.74

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Solution

The fourth proportional to 556,666.02, 768,195.90 and 302,011.74 is: 416,774.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,666.02 : 768,195.90 = 302,011.74 : x
  2. Step 2: Convert to fraction form
    556,666.02/768,195.90 = 302,011.74/x
  3. Step 3: Cross multiply
    556,666.02x = 768,195.90 × 302,011.74
  4. Step 4: Simplify right side
    556,666.02x = 232,004,180,419.87
  5. Step 5: Solve for x
    x = 232,004,180,419.87/556,666.02
  6. Step 6: Final answer
    x = 416,774.46

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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.