Home / 1,710,445.90-2,565,340.80-512,407.30

Finding the Fourth Proportional to 1,710,445.90, 2,565,340.80 and 512,407.30

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Solution

The fourth proportional to 1,710,445.90, 2,565,340.80 and 512,407.30 is: 768,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,445.90 : 2,565,340.80 = 512,407.30 : x
  2. Step 2: Convert to fraction form
    1,710,445.90/2,565,340.80 = 512,407.30/x
  3. Step 3: Cross multiply
    1,710,445.90x = 2,565,340.80 × 512,407.30
  4. Step 4: Simplify right side
    1,710,445.90x = 1,314,499,352,907.84
  5. Step 5: Solve for x
    x = 1,314,499,352,907.84/1,710,445.90
  6. Step 6: Final answer
    x = 768,512.67

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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.