Home / 977,472.60-1,466,281.80-346,304.40

Finding the Fourth Proportional to 977,472.60, 1,466,281.80 and 346,304.40

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Solution

The fourth proportional to 977,472.60, 1,466,281.80 and 346,304.40 is: 519,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,472.60 : 1,466,281.80 = 346,304.40 : x
  2. Step 2: Convert to fraction form
    977,472.60/1,466,281.80 = 346,304.40/x
  3. Step 3: Cross multiply
    977,472.60x = 1,466,281.80 × 346,304.40
  4. Step 4: Simplify right side
    977,472.60x = 507,779,838,979.92
  5. Step 5: Solve for x
    x = 507,779,838,979.92/977,472.60
  6. Step 6: Final answer
    x = 519,482.43

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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.