Home / 788,019.90-1,182,904.65-488,838.30

Finding the Fourth Proportional to 788,019.90, 1,182,904.65 and 488,838.30

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Solution

The fourth proportional to 788,019.90, 1,182,904.65 and 488,838.30 is: 733,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,019.90 : 1,182,904.65 = 488,838.30 : x
  2. Step 2: Convert to fraction form
    788,019.90/1,182,904.65 = 488,838.30/x
  3. Step 3: Cross multiply
    788,019.90x = 1,182,904.65 × 488,838.30
  4. Step 4: Simplify right side
    788,019.90x = 578,249,098,168.10
  5. Step 5: Solve for x
    x = 578,249,098,168.10/788,019.90
  6. Step 6: Final answer
    x = 733,800.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.