Home / 692,343.90-1,036,702.80-556,686.90

Finding the Fourth Proportional to 692,343.90, 1,036,702.80 and 556,686.90

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Solution

The fourth proportional to 692,343.90, 1,036,702.80 and 556,686.90 is: 833,572.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,343.90 : 1,036,702.80 = 556,686.90 : x
  2. Step 2: Convert to fraction form
    692,343.90/1,036,702.80 = 556,686.90/x
  3. Step 3: Cross multiply
    692,343.90x = 1,036,702.80 × 556,686.90
  4. Step 4: Simplify right side
    692,343.90x = 577,118,867,953.32
  5. Step 5: Solve for x
    x = 577,118,867,953.32/692,343.90
  6. Step 6: Final answer
    x = 833,572.55

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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.