Home / 934,708.20-1,402,062.30-578,567.40

Finding the Fourth Proportional to 934,708.20, 1,402,062.30 and 578,567.40

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Solution

The fourth proportional to 934,708.20, 1,402,062.30 and 578,567.40 is: 867,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,708.20 : 1,402,062.30 = 578,567.40 : x
  2. Step 2: Convert to fraction form
    934,708.20/1,402,062.30 = 578,567.40/x
  3. Step 3: Cross multiply
    934,708.20x = 1,402,062.30 × 578,567.40
  4. Step 4: Simplify right side
    934,708.20x = 811,187,539,549.02
  5. Step 5: Solve for x
    x = 811,187,539,549.02/934,708.20
  6. Step 6: Final answer
    x = 867,851.10

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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.